John Legend Thinks Drake Does a Mean John Legend Impression

John Legend thinks Drake has his John Legend impression down to a tee, and in totally unrelated news (we think) ... Chrissy Teigen's struggling to stay in her top.

The couple and baby Luna were at LAX Thursday when John weighed in on Drizzy's recent imitation, and also Trump's proposed budget cuts. Dude's got range.

Meanwhile, Chrissy's loose-fitting sweater nearly stole the show.