YouTube Sensations: Megan & Liz
Twin sisters Megan & Liz gained a legion of fans (over 500,000 subscribers and growing) by performing covers of popular songs on their YouTube channel. They have since released an album of original songs and released a series of music videos for each single. Most notably, the video for 'Are You Happy Now' was directed by '90210' star Shenae Grimes.
Source: The Collective