US TV host Jimmy Fallon is well known for his uncanny impersonations of famous musicians - his Neil Young has to be seen to be believed (and laughed at).
Many of the musicians that he has taken on in the past have joined in on the skit - the most recent being James Taylor.
Taylor appeared on Fallon's show to duet with 'himself' (aka Fallon) while bouncing on a see-saw. As you do.
Watch 'Two James Taylors on a See-Saw' (sample lyric: "I'm so high I touch the clouds, you’re so low you touch the ground / From up here the world seems small, we’re just two James Taylors on a seesaw") below: