"Karen has new roller skates. She is a very good skater. She can even do tricks. But oh, no! Karen falls down and breaks her wrist! She has to go to the hospital and get a cast. Karen wants somebody famous to sign her cast. It isn't going to be easy-but Karen won't give up till she gets the job done!"--

Bliss Calendar is a small-town teenager with a big dream: to find her own path in the world. Tired of following in her family's footsteps of compliance and conformity, Bliss discovers a way to put her life on the fast track, literally. She lands a spot on a rough-and-tumble roller derby team and becomes 'Babe Ruthless', the hottest thing on eight wheels.

"Now an official junior roller derby team, members of the Austin Derby Daredevils are working on their unique abilities but Shelly struggles to identify what makes her shine on the track." --

"For most of her twelve years, Astrid has done everything with her best friend Nicole. But after Astrid falls in love with roller derby and signs up for derby camp, Nicole decides to go to dance camp instead. And so begins the most difficult summer of Astrid's life as she struggles to keep up with the older girls at camp, hang on to the friend she feels slipping away, and cautiously embark on a new friendship. As the end of summer nears and her first...

After finding out that both their grandmother and Jeremy Johnson's grandma used to be skating champs, Phineas and Ferb build an awesome rink right in their backyard, and they set up a contest to see which granny can roller derby their way to the finish line the fastest.

It's going to be a great weekend! Karen has new roller skates and is a very good skater. She's looking forward to trying some new tricks. But, oh no! Karen falls down and has to go to the hospital. Her wrist is broken! Karen is determined to get everyone she knows -- plus someone famous -- to sign her cast. It isn't going to be easy, but she won't give up until the job is done. --

Splat the Cat can't wait to try out his new roller skates but must stay inside because it is raining.

Warned not to try out her new skates, Sammy straps them on anyway, resulting in a wild ride through town.

Rebecca Robbins is a woman on a mission---to sell the roller rink she inherited from her mother and get back to Chicago. Fast. However, when she discovers the dead body of the town's handyman headfirst in a rink toilet, potential buyers are scared off. Now Rebecca is stuck in a small town where her former neighbors think she doesn't belong, living with her scarily frisky grandfather, Pop, and relying on a police department that's better at gardening...

There are some pretty weird grown-ups living in Bailey City. But could the doctor who has come to check everyone's eyes be a Cyclops, a giant with just one eye in the middle of his forehead?