Kmart Birthday Club for Kids 08/03/2012 By MFA 1 Comment This post may contain affiliate links, please see my disclosure policy. You can sign up your kids for the Kmart Birthday Club and get several fun surprises. The kids will get a $5 certificate, birthday crown, happy birthday certificate and a fun pack! Just head over here to sign up for the Birthday Club. And don’t forget that Mom can get $20 to Vera Bradley on her birthday!