They're laughing because he quipped that he felt like Debra Parsons — look it up! (Image via Christober Corbin)

Christopher Corbin, a longtime reader, was lucky enough to attend Niki Haris's Mother's Day show in L.A., where she joined forces with Donna De Lory — that's right, Madonna's former backup singers and dancers, together again!

Interestingly, for having once been in Madonna's gang, it was Cyndi Lauper they chose to cover!

Video after the jump ...