CONFIRMED: Adam Lambert Will Sing With Queen

American Idol star and huge Queen fan, Adam Lambert has tweeted that he will join legendary guitarist Brian May and drummer Roger Taylor from Queen on July 7th, for the second day of the Sonisphere Festival at Knebworth Park in England:

“As many suspected, I can finally confirm: I have been invited by Queen to sing one very special concert! Sonisphere at Knebworth July 7th!”

“Sorry to be coy about the details the past few weeks, but I made a promise to keep it under wraps as best I could. Gonna be a surreal night!”

Lambert tweeted