An older person that is associated with a younger set of people.
Dick Clark is bandlsplat. Regis Philbin is bandlsplat.
Comes from the Bloom County comic strip where Opus is sitting in fron to of a TV watching a Mr. Roger's type tv show. "Mr. Roger's" is interviewing Dick Clark and asks several questions. The answer Dick gives is muttered incoherently by a dozing Opus. "Mr. R" asks about Dick's TV show, American Bandstand. To which Opus utters, "Bandlsplat." The next question is how Dick stays so young looking. Dick responds, "By staying in touch with America's young people."
Opus responds, "Facelift."