The sidebar of a WeeztWaiter video. It was adopted by many Youtubers, including Vlogbrothers, Dan Brown, and ShayCarl, after the Truth or Fail segment with WheezyWaiter about beards. It is also known as the sidebar of a YouTube video.
The act of promising to attend something with your friends, and then the day before the event come up with some sort of implausable excuse to get out of it.
Person 1: "Wheres John today, he said he'd come along with us...?"
Person 2: "He's going to see his uncle today.... looks like he decided to pull a dooley on us."