Not only is Ross Marquand a star on AMC's The Walking Dead [1], but he may have just become the king of celebrity impressions. In a couple of videos in collaboration with Vanity Fair, the actor takes on a series of A-listers including Matthew McConaughey [2], Brad Pitt [3], Harrison Ford [4], and Justin Timberlake [5] — and completely nails it! From Matthew's famous "alright, alright, alright" line to Brad forgetting what he was about to say, it's safe to say that Christina Aguilera [6] and Kevin Spacey have some major competition [7]! Prepare to be blown away and watch the videos above and below, and if you just can't get enough, check out the best celebrity impressions of all time [8].