Who better to impersonate a celebrity than another celeb? For this list, we’re looking at the funniest impressions by celebrities. From Anna Kendrick as Kristen Stewart to Will Ferrell as Harrison Ford, these celebrity impressions will blow you away! Join WatchMojo as we count down the top 20 best celebrity impressions. Which impression is your favorite? Let us know in the comments! Check out more great content from WatchMojo: Top 10 Hilarious Celebrities Who Aren't Comedians: https://youtu.be/XDsUIxE6Dhs Top 10 Most Awkward Celeb Encounters: https://youtu.be/DObnlTQmyn8 Top 10 Funniest Awards Show Speeches Ever: https://youtu.be/6-2L1RkbaBw Check out MyMojo to see how people voted on this list: https://www.watchmojo.com/suggest/Top... #Drake #ArianaGrande #DwayneJohnson Check our our other channels! http://www.youtube.com/mojoplays http://www.youtube.com/mojotalks http://www.youtube.com/msmojo http://www.youtube.com/jrmojo http://www.youtube.com/watchmojouk WatchMojo's Social Media Pages http://www.Facebook.com/WatchMojo http://www.Twitter.com/WatchMojo http://instagram.com/watchmojo Get WatchMojo merchandise at shop.watchmojo.com WatchMojo’s ten thousand videos on Top 10 lists, Origins, Biographies, Tips, How To’s, Reviews, Commentary and more on Pop Culture, Celebrity, Movies, Music, TV, Film, Video Games, Politics, News, Comics, Superheroes. Your trusted authority on ranking Pop Culture.