Possible Clues:

• Thompson of "SNL"
• Thompson of 'SNL'
• Kel's TV pal
• "___ & Kel"
• Kel's pal on Nickelodeon
• Thompson of 'Snakes on a Plane'
• Thompson who does Al Sharpton on 'SNL'
• '-- & Kel' (teen show)
• Thompson of 52-Across
• '-- & Kel' (1990s teen show)