1

1 is a number. Although there have been segments about the number one since the first season of Sesame Street, the number 1 did not start sponsoring the show untill the 1980s.

Songs About 1

 * "One Song (Song of One)"
 * "Just One Me"
 * "One and One Make Two"
 * "We're Talking 'Bout the Number One"

Segments About 1

 * Monsterpiece Theater -- "One Flew Over the Cuckoo's Nest"
 * Number of the Day
 * Number Guy'' -- "How Many Birds Can Fit on a Wire"
 * Judge # Series
 * Harvey Kneeslapper's Pranks -- "Do ya want one?"