Lower intelligence was suggested by likes for "Clark Griswold, " "Harley-Davidson" and "Bret Michaels, " according to the study.

CNN: Heather Kelly,

Soon, teammates are chosen by team leaders Bret Michaels and Trace Adkins.

WSJ: Donald Trump returns to the 'Apprentice' boardroom

PetSmart and PetCo both have expanded their pet apparel collections in recent years, introducing licensed collections from, among others, Martha Stewart and rocker Bret Michaels.

FORBES: The Bizarre Reason Build-A-Bear Workshop Has Become Popular Among Millennial Women

Poison singer Bret Michaels won the show last year.

BBC: Meat Loaf and La Toya set for US Celebrity Apprentice