Adam Lambert vs. James Corden in the ultimate Queen sing-off!

Adam Lambert and the boys from Queen made a surprise appearance on last night’s Late Late Show with James Corden and things escalated quickly.

Turns out James Corden has always had a childhood dream of being the lead singer for Queen and after making some quips about Adam Lambert, he got his chance!

In preparation for one of the biggest concerts of the year, check out Adam and James’ full battle for Queen supremacy below.

And don’t forget that tickets are now on sale, you can get them here.