Neil Young Duets With Jimmy Fallon's Impression of Him (Video)

Don't worry if you're seeing double.
Neil Young and Jimmy Fallon on the 'Tonight Show'

Two Neil Youngs are always better than one.

The folk singer stopped by Tuesday's Tonight Show to perform a tune with Jimmy Fallon, who was dressed as Young, wig and all.

Watch more Jimmy Fallon Re-creates 'Fresh Prince' Opening With Sitcom's Cast (Video)

The two harmonized on Young's 1972 hit "Old Man," while both wore plaid shirts, brown jackets and fedoras. Fallon has impersonated Young previously on his show.

To see their odd behavior at the end of the song, watch the full video. 

Twitter: @_RyanGajewski