Video of Adam Levine Serenading His Wife Is as Sweet as You Would Expect

We can't take it, Adam Levine and Behati Prinsloo's romance is too cute! Over the weekend, the Maroon 5 singer serenaded his model wife with Marvin Gaye's "Let's Get It On" while the couple was celebrating their one-year wedding anniversary in Cabo San Lucas, Mexico. They were dining at Flora's Field Kitchen at Flora Farm, where they got married last July, when Adam grabbed a microphone and belted out the Motown classic for his better half. Watch Adam's swoon-worthy video above, and then, see the shocking photo Adam posted on Instagram.