Frazer Harrison/Getty Images

Our friend Nick Cannon just rolled out the latest episode of Cannon’s Countdown, and we’re airing it here! Check back each weekend for the countdown in full and be sure to check out his site for daily updates on everything you need to know.

Summer is here, boys and girls! It’s time to get busy this Memorial Day weekend with BBQing, chillin’ and honoring our troops. This countdown is for them. Thank you for all that you do!

20. Lupe Fiasco featuring Trey Songz “Out of My Head”
Get this new single and hot party jam from Lupe right now. I’ll be playing it all Summer long!

19. Trey Songz featuring Drake “Unusual”
Trey is starting the Countdown out right with two hot hits.Hold your girl tight. This starts to get unusual… if you know what I mean.