Watch: Ariana Grande imitates Celine Dion on 'Tonight Show'
Wednesday, September 16, 2015 - 11:10
in Astronomy & Space
Annie MartinNEW YORK, Sept. 16 (UPI) -- Ariana Grande did her best impression of Britney Spears, Christina Aguilera and Celine Dion for Jimmy Fallon on "The Tonight Show."