So, Chael Sonnen is among the popular figures in UFC known for his famous trash talking skills. Chael has a professional record of 31 wins and 18 losses. He has had a good career with title shots against Anderson Silva and Jon Jones.
Anyway, he got serenaded by a fan in UFC 175 press conference.
Chael had built quite a persona in the MMA world. He was definitely among the most entertaining fighters in his time. Currently, he has his own podcast where he gives his opinions about fight events, fighters etc.