The Ultimate Compilation of People Pranking Their Friends With Cruel Wake-Up Calls Is Painfully Funny

Do you hate waking up? Has a friend or family member ever pulled a cruel prank to rouse you from your slumber? If so, you'll be able to sympathize with the poor souls in the following compilation video that features some of the worst wake-up calls you will will likely ever see. How bad? Here's a taste:

Watch it all, but pay special attention to the reactions of those getting pranked (CONTENT WARNING FOR LANGUAGE):

(H/T: Gawker)