Madison Beer Sexy Dress Paparazzi Set Leaked. Madison Beer is an American singer. She began posting covers to YouTube in early 2012 and gained media coverage when Justin Bieber posted a link to one of her covers. She has since had multiple music release certified Gold, and also appeared in various television programs including Todrick, RuPaul’s Drag Race, and the feature film Louder Than Words. See more of her here.