Early 90s Hip Hop Guest Stars!

Bobby Brown stops by 227, Kriss Kross jump-jumps their way into a Different World, and the Bell Biv Devoe boys never trust a big butt and a Carlton... This week's trope is early 90s Hip Hop Star Guest Spots!
Here's what we're watching:

• 227 S5 E7 "Video Activity"
• The Fresh Prince of Bel Air S2 E11 "The Butler Did It"
• Drexell's Class S1 E17 "Cruisin"
• A Different World S6 E11 "Original Teacher"