Forget caveat emptor. How about caveat mentor?
He recently announced two eponymous scents -- one for each of the sexes. "2 facts about my fragrance," Levine tweeted. "...men won't smell like a bad 80s movie" and "...women won't smell like a stripper (not that there's anything wrong w/ that)." Nice.
Right after the Levine-scent news broke, Vans announced a collection of sneaks designed by each member of Metallica. Yes, James Hetfield , Lars Ulrich Kirk Hammett and Robert Trujillo Vans. Interested? Go to vans.com/metallica for more info.
And then there's Katy Perry . Starting last fall, the singer signed on to be the face of popchips potato chips. Perry also has become an investor and joined the creative side of the San Francisco snack company. She helped with this ad copy, too, according to the Hollywood Reporter: "I'm not into phonies. Good thing there's nothing fake or phony in popchips. They only taste like they're bad for you."