Johnny Galecki is a Belgian-born American actor, best known for his roles as David Healy in Roseanne, Rusty Griswold in National Lampoon's Christmas Vacation, and as Leonard Hofstadter in The Big Bang Theory.
After the events of Adventure Camp, 14 new contestants has to live a few weeks in summer camp to win a million dollars (similar to the the original total drama show). Whoever stays the longest wins.
