More Spoilers !! SPN Season 8 Episode 2 "What's Up, Tiger Mommy?"

"MRS. TRAN JOINS SAM AND DEAN ON THE ROAD — Kevin (Osric Chau) talks Sam and Dean into checking in on his mother (Lauren Tom). When they arrive, they see that Crowley has surrounded her with demons so they rescue her and take her along on their quest to find the tablet. However, they soon discover Kevin wasn't kidding when he said his mother was a strong-willed woman after she tries to take on Crowley."

Lauren Tom is going to be playing Kevin's mother (the character was played by Khaira Ledeyo in season 7). Her picture below

Visiting my supernatural mom in LA. She just got a twitter account. Lauren Tom @LaurenTom9000 via @OsricChau on Twitter

Latest pic on set