On Monday, five days before he attempts to cash the checks his mouth has written for the past 16 months, Conor McGregor posted a video for a toothpaste ad to his social media. And it wasn't exactly befitting of a man with so much charisma. Watch it above or below—it's the same damn thing:

While HiSmile is undoubtedly thrilled to be featured by a Twitter account with over 5 million followers and an Instagram with 17 million—during this freaking week of all weeks—reactions from the masses were not exactly kind. Granted, it's unclear how many of these accounts are Mayweather fans:

*Shrugs* Meh, it wasn't that bad.