Michalka

Michalka says that for Marti, who was best friends with Dan before they crossed the line, both will need to start dating other people before trying to rekindle their friendship.

Hellcats: Will Savannah and Marti's Friendship Survive Betrayal? 2011

"She knows he died when she was young, but then things don't match up with what her mother has told her," Michalka says.

Hellcats: Will Savannah and Marti's Friendship Survive Betrayal? 2011

Although Hellcats' Marty Aly Michalka has been searching for information about her father, when the series returns on Tuesday, she'll get more than she bargained for: a sister.

Sister Act: Aly and AJ Michalka on Hellcats "No-Brainer" Stunt Casting 2011

"She doesn't open herself up to a lot of people," Michalka says.

Hellcats: Will Savannah and Marti's Friendship Survive Betrayal? 2011

And who better to play star 's on-screen sis than her real-life sibling AJ Michalka.

Sister Act: Aly and AJ Michalka on Hellcats "No-Brainer" Stunt Casting 2011

Despite being produced by Superman Tom Welling, it's more 90210 than Smallville, thanks in part to Disney alumnus Ashley Tisdale and Aly Michalka's starring roles.

Tonight's TV highlights: The Big Red Nose Desert Trek | The British At Work | Monroe | Hellcats | Skins | How To Make It In America 2011

"I think [Marti] expects everybody to freak out and be surprised, but everyone is like, 'Yeah, cool, whatever,'" says Aly Michalka.

Mega Buzz: A Grey's Competition, A Glee Return and Love on CSI: Miami 2010

However, I was more impressed with Michalka, who proves she is up for both the dramatic and humorous scenes, and has a voice tailor-made for this type of film.

“Bandslam” a cute, trite trainwreck » Scene-Stealers 2009

On the CW's new series Hellcats, Marti Perkins (Aly Michalka) — a pre-law student at the fictional Lancer University in Memphis — loses her academic scholarship, so she does what any gal with a hidden passion for handsprings might: lands a cheerleading scholarship on the school's squad.

Is It Just Me: Is Hellcats' Scholarship For Real? 2010

"You're going to see the struggles that she's going through and you're going to actually feel for her," Michalka says.

Hellcats: Will Savannah and Marti's Friendship Survive Betrayal? 2011