TLC enters uncharted territory on Sunday night with Virgin Diaries, a special about the lives of adult virgins who reveal the challenges, truths, and anticipations of losing their virginity. This show has a lot of people talking, from Ellen DeGeneres to The Huffington Post.

The special airs Sunday night at 9pm ET/PT on TLC. Check out a sneak peek below, which includes what has to be the one of the most memorable first kisses ever: