Sings as apps:

Aries: Candy Crush

Taurus: Temple Run

Gemini: Snapchat

Cancer: Pandora Radio

Leo: Pinterest

Virgo: Some kind of flashlight app

Libra: Facebook Messenger

Scorpio: Flappy Bird

Sagittarius: Netflix

Capricorn: Trivia Crack

Aquarius: Spotify

Pisces: Instagram