Link Close Embed this video More videos (3 of 9) advertisement Richard Sherman's mother knows best when it comes to her son's supreme confidence, on display in full force at the end of Sunday's NFC title game . Beverly Sherman said he likely got some of those traits from her. Photos and Videos Sherman's Ex-Coach: "Trash Talk" Part of Game Richard Sherman's ex-coach at Compton's Dominguez High School talks about his former player and the reason behind the trash talk that has him in the Super Bowl spotlight. More Photos and Videos But even she can't say what her son will do next as the Seattle Seahawks http://ibsandiccyon.sosblogs.com/The-first-blog-b1/Your-Perfect-Muscle-building-Day-b1-p51.htm star defensive back enjoys the spotlight in the run-up to the Super Bowl. It's a spotlight that turned on him at the end of the NFC Championship game when he made a spectacular play to help seal the victory -- then taunted an opposing wide receiver and provided a lively post-game interview. Images: 2014 NFL Playoffs | 15 Hearbreaking Super Bowl Failures | 12 Things to Know About the Super Bowl "I don't know what's going through my son's head when it comes to what he's going to say or do," said Beverly Sherman at her family's Southern California home. "He's a pretty smart kid.