Check out who got cast for Peeta and Gale in the Hunger Games movie:
|I believe I can fly; Mmm, raw squirrel|
And Liam ("Last Song") Hemsworth has Gale's... eyebrows? He and Jennifer Lawrence are both blond, so they could pass for cousins, right? And Australian and southern accents are so hard to tell apart. I know I confuse them all the time.
ETA: Here's a video to show that anyone can play Peeta as long as they stick to the book and use a little hair product