Sister, Sister S04 E08 I'll Be There

"They were separated at birth, reunited in the mall"

Happy days arrive for Tia when she gets a job at a '50s-themed diner. But her time for "groovin' all through the week" without her twin ends when her boss (Darrow Igus) also hires Tamera. Meanwhile, Ray becomes Lisa's not-so-silent business partner.