Fans yearning to get up close and personal with Trey Songz got an eyeful on Instagram recently. The R&B mack posted selfies of himself in his underwear. Oh my!

In one photo, Songz stands in front of a mirror sticking out his tongue and wearing only grey boxer briefs. In another pic, the 'Heart Attack' singer dons the same Calvin Kleins but gives a more focused shot on his abs.

"Thanks Calvin Klein for the delivery #MyCalvins," he wrote. The ladies are thankful as well.

Songz's underwear selfies became a hot trending topic on Twitter. Reactions to the photos were unanimous with his female fans.

"I wish I can just grab u thru the phone," commented one follower. "Yummy,’ wrote another fan.

Apparently, Calvin Klein has launched a hashtag campaign called #mycalvins and enlisted Songz, Miranda Kerr and Chiara Ferragni to show off their undies on social media.

So far, Songz has garnered over 200,000 likes with these photos and those numbers will most likely continue to rise.

Tell us what you think of Trey Songz in his underwear in the comments below.