A lot of people have a crush on them but they don't believe it: Scorpio, Aquarius, Gemini 

Lots of people like them but they don't want anyone but the one they love: Sagittarius, Virgo, Capricorn, Libra 

They have tons of crushes: Cancer, Leo, Pisces 

Has a crush on someone they have no chance with so they curve everyone else: Aries, Taurus