Michelle Obama back on David Letterman's 'Late Show,' reads Top 10 list about Dem convention

NEW YORK, N.Y. - Michelle Obama is getting to be a regular on David Letterman's "Late Show."

The first lady delivered Letterman's Top 10 list on Wednesday's show, a night after her speech before the Democratic National Convention in Charlotte, N.C. It was a week after her last appearance on the CBS show, her fourth time this year.

Obama presented the "Top Ten Reasons to Watch the Democratic National Convention."

No. 6: "As a healthy alternative, we're using low-fat confetti."

No. 4: "There will be no Kiss Cam."

The show airs at 11:35 p.m. Eastern time.