You will own:

Aries: Luke's "You Complete Mess" shirt

Taurus: Ashton's bandana

Gemini: Mikey's snapback

Cancer: Calum's flannel

Leo: Ashton's wristbands

Virgo: Luke's plaid shirt

Libra: Calum's beanie

Scorpio: Mikey's leather jacket
  
Sagittarius: Ashton's denim jacket

Capricorn: Luke's sunglasses

Aquarius: Calum's vans

Pisces: Mikey's skinny jeans