Papa John's drivers fired after leaving racial slur on customer's voicemail over tip.

Two pizza delivery guys get sacked after they accidentally butt-dial a customer and insult him for not tipping. The customer put that on YouTube, complete with proof that he tipped the racists 21%.

Two Papa John's delivery drivers were fired after accidentally butt-dialing a customer and leaving a racist voicemail.

The duo — who worked at the Sanford outlet in Orlando — was heard mocking the man for not leaving a tip.

The angry client posted audio of the message.