Alessia Cara may have been the best impressionist Fallon's had on his show thus far. The Canadian singer absolutely killed her impressions of Ariana Grande, Nicki Minaj and Lorde during the "Wheel of Musical Impressions" segment on "The Tonight Show," and Fallon lost his mind witnessing it.

Fallon is a solid impressionist, doing his best to imitate Axl Rose and Sting. Despite his best efforts, Fallon could not stand up to Alessia Cara's prowess.

Check out the impressions video below, and let us know your thoughts in the comments section. How did Alessia Cara's impressions compare to Demi Lovatoimpersonating Fetty Wap?