"Between and Maroon 5 breaking through to a million-dollar-plus-a-night attraction, plus all of his other activities -- writing, producing and more -- he's a big industry." Following Jennifer Lopez and Steven Tyler, Levine has become perhaps the most successful example of the new business model for musicians in an age of declining record sales.

You may have heard—either by the shriek from your neighbor or the sobbing phone call from your bestie—that the hunky musician has popped the question to girlfriend Behati Prinsloo, shattering the dream of many who hoped of one day becoming his next love interest.(No, but really, congratulations.)The singer's rep confirmed to E!

And it's been a long road to the altar for Levine, who has even admitted himself to being "promiscuous" in his day, so why not take a trip down memory lane and rehash this stud's dating history?

The couple were spotted catching a flight to NYC from LAX in September of that year, shortly after being photographed holding hands in the Big Apple.

Anne Vyalitsyna One of his more memorable relationships (which produced an image we will never get out of brains), Levine and the Victoria's Secret model dated for two years (2010-2012) after meeting at a Swimsuit Issue party."Adam and I have decided to separate in an amicable and supportive manner," Vyalitsyna said in a statement after their split. I wish him all the best."Levine was reportedly "blindsided" by the breakup. The duo were first spotted together in June 2012, stealing a smooch while vacationing in Hawaii.

There just might be a few names you never even knew had been linked to the ladies' man... In 2006, reports claimed the duo spent the night at L.

A.'s Chateau Marmont together and that Jess was seen wearing his T-shirt when her BFF Ca Cee Cobb picked her up the next morning—before Levine allegedly broke up with Simpson via text message.They were headed to Kauai for a friend's wedding and were seen holding hands and chatting up pals together during pre-ceremony festivities.Levine and Prinsloo broke up for a bit in May of this year, but apparently decided to reconcile. Nina Adgal: During his short breakup from Prinsloo, Adam found comfort in—wait for it—another model.PHOTOS: Adam Levine: More Than Just ' Man Candy' At the same time, Levine has parlayed that visibility into a booming business, with legions of young female fans and tentacles extending well beyond music.There's a fledgling acting career, with an arc on FX's opposite Keira Knightley and Mark Ruffalo.date Natalie Portman, Kirsten Dunst or Paris Hilton.