Sir John, Beyoncé's makeup artist since 2010, unpacks her makeup looks in some of her most iconic music videos, including "Bug A Boo," "Say My Name," "Survivor," "Bootylicious," "'03 Bonnie & Clyde," "Crazy in Love," "Lose My Breath," "Check On It," "Deja Vu," "Irreplaceable," "Get Me Bodied," "Single Ladies (Check On It)," and "Run the World (Girls)." Don’t miss Sir John on the season finale of “American Beauty Star” airing Thursday at 10:30 pm ET/PT on Lifetime (or @lifetimetv).