The boys kick off the live shows... as Jennifer Lopez and Steve Tyler experience what American Idol is really about

By DAILY MAIL REPORTER On trial: It wasn't just the contestants who got to perform live for the first time, it was also a first for new judges Steven Tyler and Jennifer Lopez on tonight's American Idol After the long rounds of auditions and the drawn out knock out stages, the final 12 male contestants finally got the chance to perform for America tonight.After months of vying to win over the