It's a Monday, Let's Have Some Fun
Easily the stupidest phrase ever used, popularized somewhat by an awkward YouTube video from which plagiarized variation(s) have come. Makes little to no sense, and, in normal conversation, comes across as a huge force
1 - "it's a Monday, let's have some fun"
2 - "I can't believe that kid just said that"
2 - "I can't believe that kid just said that"