Michelle Rodriguez
Michelle Rodriguez casually vapes away on a sunny afternoon in Beverly Hills.[Photo: Splash News]

Lindsay Lohan
Lindsay Lohan loves vaping so much that she actually promoted Blu Cig electronic cigarettes while on house arrest in 2011.
[Photo: Splash News]

Katy Perry
Katy Perry puffs away at her L.A. house party.
[Photo: Splash News]

Vanessa Hudgens
A carefree Vanessa Hudgens traipses through SoHo, e-cig in hand.
[Photo: Splash News]

Mischa Barton
Barton fronted the VAPESTICK Style Icon campaign — a search for the most stylish e-cig smoker in America.
[Photo: Splash News]

Christina Milian
Milian and bf Jas Prince break out the e-cigs moments after visiting a doctor's office. Such rebels!
[Photo: Splash News]

Katherine Heigl
Katherine Heigl smokes an e-cig while hangin' with her mom in NYC.
[Photo: Splash News]

