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Books published by publisher HarperEntertainment

  • It's a Twin Thing

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, Jan. 6, 1999)
    Baby-sitter BluesAshley can't wait to go back to school. The new school year means shopping for new clothes, meeting boys...shopping for more new clothes! Her twin sister, Mary-Kate, thinks she's crazy. Mary-Kate would much rather hit a softball than hit the mega-mall. But they do agree on one thing: They're way too old for a baby-sitter! Too bad their dad doesn't see it the same way. Now the twins need a plan--a plan to show Dad just how right they are! Look inside for our photo scrapbook from the show!
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  • X Files YA #14 Regeneration

    Everett Owens

    Mass Market Paperback (HarperEntertainment, Sept. 5, 2000)
    Head HuntingWhen Leonard Betts's body disappears from the morgue after being decapitated in a violent accident, Special Agents Mulder and Scully are called in to investigate the situation. Mulder has a theory that Leonard has the ability to regenerate himself. But Scully believes that someone is taking extreme measures to cover up what really happened.While Mulder chases his headless suspect, Scully does some investigating of her own. And before long, she learns the unbelievable truth about Leonard Betts--as well as a frightening secret about herself.
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  • The Case of the Flapper 'Napper

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, Jan. 9, 2001)
    Talk about style! Ashley and I were invited to a cool costume party at the house of a famous mystery writer, Fiona O'Leary. We couldn't wait to hit the ballroom for the big 1920s dance contest.The whole flap started when Fiona's adored cat disappeared. And everyone thought our dog Clue "dunnit"! Ashley and I were sure our pooch was framed. But we'd have to prove it -- or Olsen and Olsen could end up Clue-less!
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  • The Case of the Rock Star's Secret

    Melinda Metz

    Paperback (HarperEntertainment, March 1, 2000)
    Crank it up! Ashley and I were in a rock band! We were practicing for our first concert--and we were jammin'! We couldn't wait to blow the crowd away! But then weird stuff started happening. Someone replaced our singer's shampoo with black hair dye. A huge explosion went off outside our dress rehearsal. And all our instruments disappeared--right before the concert! Who was trying to stop the music? We had to find out--fast!
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  • The Case Of The Hidden Holiday Riddle

    Mary-Kate Olsen, Ashley Olsen

    Paperback (HarperEntertainment, Oct. 26, 2004)
    Mary-Kate and I couldn't wait to solve the Hidden Holiday Riddle! We knew if we solved it, we'd win an amazing surprise!But someone stole our riddle!And our best clue sent us face-to-face with two big, scary, snarling dogs!These dogs couldn't scare us away ... We were on the case!
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  • 'Tis the Season to Be Crabby

    Charles M Schulz

    Hardcover (HarperEntertainment, Oct. 1, 1996)
    Festive decorations! (No time to shop.) Holiday parties! (Ten extra pounds.) The perfect gift! (Is it over yet?!)Yes, the holidays are fun but no one can sustain the Christmas spirit twenty-four hours a day! Laugh off the holiday grouchies with this collection of classic Peanuts strips celebrating the lovable Scrooge inside us all.
  • Ashleigh's Dream

    Joanna Campbell

    Paperback (HarperEntertainment, July 2, 2002)
    Can Samantha ride Fleet Goddess to victory? When Ashleigh's horse, Wonder, gives birth to a beautiful foal, Ashleigh is thrilled. She's raising Wonder's colt, racing as an apprentice jockey, and she's even looking out for young Samantha McLean. Samantha moved to Townsend Acres with her father after her mother died in a riding accident. When Ashleigh buys a filly named Fleet Goddess, Samantha helps train the horse. Samantha loves horses, but since her mother's death, her father has forbidden her to ride. Then Ashleigh is injured, and Fleet Goddess can't train. Samantha is desperate to take over. Is there any way she can convince her father to let her risk riding again?
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  • The Case of the Great Elephant Escape

    June Doolittle

    Paperback (HarperEntertainment, March 3, 1999)
    Where in the world could someone hide an elephant? That's what Ashley and I had to find out. The circus was in town, and their newest star -- Maysie, the baby elephant-was missing!It was our biggest mystery yet!We had to find Maysie before show time -- which was only two hours away!No problem. It shouldn't be too hard to find something that weighs a ton, right?Wrong!
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  • Ashleigh #10: Derby Dreams

    Chris Platt

    Paperback (HarperEntertainment, March 6, 2001)
    Before Thoroughbred, Ashleigh Griffen lived at Edgardale, her family's farm in Kentucky. Nothing could be more perfect than life on the farm with her family, her favorite horses, and her best friend, Mona. Ashleigh loves helping with the horses -- and dreaming of becoming a jockey someday...Meet Ed ardale's new racehorse! Ashleigh Griffen's dream has come true. Her parents have bought their very own racehorse, which means Edgardale farm has a shot at winning the Kentucky Derby! The entire Griffen family works overtime at training Royal Renegade for his first big race. And he wins! But then something goes terribly wrong. The even-tempered stallion suddenly turns mean and starts losing races. No one can figure out why. Will Ashleigh solve the mystery before it's too late for her Derby dreams?
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  • Ashleigh's Hope

    Joanna Campbell

    Paperback (HarperEntertainment, March 14, 1996)
    Accepted into the exclusive Chesterton Riding Academy, a thrilled Ashleigh Griffen pursues her lifelong dream of owning a horse and is confronted by jealous fellow students who attempt to sabotage her efforts during an important competition. Original.
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  • New Adventures of Mary-Kate & Ashley #22: The Case of the High Seas Secret

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, March 6, 2001)
    Trenchcoat TwinsCase Report...fromMary-Kate & AshleyOlsen and Olsen ahoy! Ashley and I set sail on a fantastic cruise vacation -- our whole family. The Ocean Queen had everything: pools, water slides, a video game arcade, even a Super Scavenger Hunt for the kids!But this cruise wasn't all smooth sailing. Someone was stealing the prizes for the Super Scavenger Hunt! Could we get to the bottom of this case --before the fun took a dive?
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  • Cross Our Hearts

    Mary-Kate & Ashley Olsen

    Paperback (HarperEntertainment, March 25, 2003)
    Mary–Kate and Ashley's parents are going away for one week. And – for the first time ever – they're leaving Mary–Kate and Ashley home alone. Excellent! But when the girls tiny gathering of friends turns into the house party of the year, that means trouble for Mary–Kate and Ashley ... Ages 7–10
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