Stewart-Haas Racing driver Kevin Harvick enjoyed hiding in a slot machine to surprise fans at the Mobil 1 250K Jackpot event.

At the Mobil 1 250K Jackpot event in Las Vegas, fans were treated to Stewart-Haas Racing driver Clint Bowyer's one-liners.

Stewart-Haas Racing drivers Clint Bowyer and Kevin Harvick popped out of a slot machine -- yes, a slot machine -- to surprise fans with gifts in Las Vegas.