Filed under: News UFC Latest News Nik Lentz on B.J. Penn challenge: 'His retired ass should just stay home' By MMA Fighting Newswire Dec 20, 2015, 9:00am EST Share this story Share this on Facebook Share this on Twitter ORLANDO -- After his win over Danny Castillo at UFC on FOX 17, Nik Lentz discusses moving up from 145 pounds, what he did to beat Castillo and the recent challenge to him issued by B.J. Penn. In This Stream UFC on FOX 17 videos UFC on FOX 17 rewind Lentz: Penn's 'retired ass should just stay home' UFC on FOX 17 post-fight show View all 24 stories Get the latest gear UFC 277 Artist Series Event T-Shirt UFC 277 Pena vs. Nunes Event T-Shirt TUF 30 Pena Official Team Coaches Jersey TUF 30 Nunes Official Team Coaches Jersey UFC Paddy Pimblett Liverpool T-Shirt UFC Ulti-Man Beach Towel Sean O’Malley Smoke Graphic T-Shirt Panini Select UFC Trading Card Blaster More From MMA Fighting ‘Obviously she tapped’: Fighters react to confusion over Mayra Bueno Silva’s win at UFC Vegas 59 Julianna Peña calls out Amanda Nunes for trilogy: ‘I’m ready to go round 8 … where you at, Amanda?’ ‘Obviously she tapped’: Fighters react to confusion over Mayra Bueno Silva’s win at UFC Vegas 59 Jorge Masvidal responds to Gilbert Burns, says fight ‘that makes the most sense is that little b****’ Conor McGregor Jake Paul calls out KSI for short-notice boxing match in August; KSI responds Khamzat Chimaev promises ‘coffin’ for Nate Diaz in response to UFC 279 promo