Beyoncé just stopped the show before it began!
Ch-ch-check out the AH-Mazing opening performance (above)!
The TV gods gave the teenager this shot, and she sang the shizzz out of Decode and Ain't It Fun, with Hayley Williams in tow!.
Although she didn't win the singing competition, this opportunity had to be phenom!
Ch-ch-check out the AH-Mazing rocking' performance (above!)