Rigis Philbin Co-Hosted "Late Night With Dave Letterman"

Regis Philbin looked at Cue card on Late Night With Dave Letterman

Regis Philbin on Dave Letterman, CBS

Roseann Barr shared her story about her nut farm on the big island in Hawaii with  Regis and  Dave Letterman

Regis Philbin was a guest on Letterman this past week and the two were co-hosts for the show.  They had interviewed Roseanne Barr.