Episode Summary
On the first Letterman show ever aired on this date, Bill Cosby, Tito Puente, and Dave climb a ladder up to the balcony, and Luke Perry does a science experiment in place of bumped guest Lee Marek.
On the first Letterman show ever aired on this date, Bill Cosby, Tito Puente, and Dave climb a ladder up to the balcony, and Luke Perry does a science experiment in place of bumped guest Lee Marek.