7

7 is a number.

Songs about 7

 * The Alligator King
 * The Jazzy Spies -- 7
 * The Baker Films -- "Let's Sing a Song of Seven"
 * Pinball Number Count -- 7

Skits about 7

 * Count von Count counts flowers and sneezes
 * Number of the Day -- 7

Sponsorships
The number 7 has sponsored the following episodes of Sesame Street:
 * Episode 0043
 * Episode 0812
 * Episode 1041
 * Episode 1090
 * Episode 4031