It's a sad day for MTV's Buckwild. On Monday, April 1, 21-year-old cast member Shain "Gandee Candy" Gandee was found dead in a vehicle in Sissonville, W.Va., along with his uncle and one other individual. As news of the tragedy spread, members of his extended MTV family took to social media to mourn the passing of one of their own. Among those who shared their condolences were Gandee's Buckwild costars, Jersey Shore alumni and cast members from Teen Mom 2 and The Hills.

Us Weekly rounded up some of the touching tributes below:

PHOTOS: Stars gone too soon

Ashley Whitt, Buckwild: "RIP Shain Gandee. You were the most amazing person I've ever known. I know you will be watching over me every time I hit a mud hole. You will always be my best friend, I love you!