'American Idol': 20 Best, Worst and WTF Moments

From Adam Lambert being robbed to William Hung doing his thing, it's been a wild ride for the past 15 seasons

Worst: William Hung's "She Bangs" Audition, Season 3

"You can't sing, you can't dance, so what do you want me to say?" Harsh words from then-judge Simon Cowell weren't enough to stop triple-non-threat American Idol wannabe William Hung from becoming a pop culture legend and making Idol auditions must-see TV. A UC Berkeley civil engineering student at the time, off-key Hung and his sweet-but-clueless Season 3 proclamation of having "no professional training" won hearts across America in 2004 — but, alas, not a Golden Ticket.