These host impressions knocked our socks off! We're looking at the best celebrity impressions done by hosts on SNL, including Ariana Grande as Celine Dion, Andrew Garfield as Justin Timberlake, Tobey Maguire as Keanu Reeves and so many more! Which impression is your favorite? Did we miss any? Let us know in the comments!

#snl #saturdaynightlive #impressions #celeb #celebrity #comedy #arianagrande #adele