Adam Lambert: Lets It All Lang Out

4/29/2009 2:55 PM PDT BY TMZ STAFF
Here's "American Idol" front-runner Adam Lambert in his slick white $2,000 D&G tux last night (left) -- and female Canadian pop/country singer k.d. lang a little while back (right).

Adam Lambert and k.d. Lang

Only one is wearing base.

We're just sayin'.