you two were known as 'best friends' but the truth was that you two hooked up almost every day, and one day, two of your friends came and decided to prank you

Bursting into the room, Zed and Allan both yelled

"WAKE UP SLEEPY HEAD!!"

but the problem was, you, and Olivia, were in the same bed, barely dressed, she woke up and sat up on the bed, before mumbling

"What the fuck man?"

"Causing both of your friends to look at each other, and burst out laughing*