Earlier this week, Rihanna was asked to leave Abu Dhabi for wearing a chic burka and posing for photos in front of a mosque. We know this because we — and Riri's 10 million followers — saw it on Instagram. When Twitter arrived and artists began communicating 140-character thoughts directly to the masses, the "fourth wall" between musician and fan was essentially shattered. Instagram took that shattered fourth wall and added a sunburst digital filter to it. Everyone from pop starlets (Lady Gaga, Rihanna) to arena rockers (Springsteen, McCartney) to indie bands (Best Coast, Chvrches) to mixtape marvels (Action Bronson) have become obsessed with the photo-sharing service, giving fans a unique look at life through their iPhone camera. Here are 50 acts who've mastered the art.

 by Daniel Kreps