Chace Crawford posted a carousel of photos on his Instagram, as well as a message from the heart. Check it out: While ...

As the world mourns the loss of Trachtenberg, Crawford shared a slideshow of throwback photos of them together ... You take for granted that you get the chance to see an old friend.

Chace Crawford and Victoria's Secret model Kelsey Merritt all but confirmed their heavily speculated romance while stepping out together in Los Angeles on Sunday.