A Roller Skating Jam Named "Saturdays"

"A Roller Skating Jam Named 'Saturdays'" contains samples of the following recordings (not all elements are present in all versions of the song):
Most versions:
Vocal loop "and rollerskates" taken from "Good Times" by Chic (end of second verse).
Vocal loop "is the word" taken from "Grease" by Frankie Valli (also samples the intro of that song).
Male vocal loop "Saturday" taken from "Saturday In The Park" by Chicago.
Album version:
Intro taken from "I Got My Mind Made Up" by Instant Funk.
Main melody taken from "Evil Vibrations" by Mighty Ryeders.
Ladies Nite Decision:
Vocal snippets from "Ladies Night" by Kool & the Gang.
Synth under chorus taken from "Let No Man Put Asunder" by First Choice.
"What Yo Life Can Truly Be" features guest vocals from Q-Tip and Phife Dawg of A Tribe Called Quest, Dres of Black Sheep, B-Nice and Lovey Brown of The Chosen Few, and a sung refrain from Vinia Mojica. Plus a recurring sample of old cartoon character "Woody Woodpecker" laughing.
"Who's Skatin' Promo" features guest vocals from Russell Simmons (as the "WRMS personality"), "Cookie Demus", "MC Rocco Ribs of the BBQ Crew" (from the track "Rap De Rap Show" on the album), Dres of Black Sheep, Dragon, Mister Bug, and Double Brain of Resident Alien, Big Daddy Kane, "King Sol", mix engineer Mike Teelucksingh a.k.a. MC "Mic Teluxe", Ladies Of L.A.S.M. from Black Sheeps's debut album, Bob Power, "Shoshana and Navasau", "Lavinia" the college student, De La Soul's own Posdnuos, and "The Freakin' Prop".