Hayden Panettiere found kissing a girl "exciting".
The 20-year-old actress had no problem locking lips with Madeline Zima, who plays Hayden's character Claire Bennet's roommate Gretchen Berg on US TV show 'Heroes', as she thinks it's something lots of girls do.
Hayden said: "It's very exciting! When you are young, you experiment and you have fun. It truly is a person that she just falls in love with, because she fulfills her and she is her best friend."
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