1 Matching shirts (see ''The Amazing Race 5'', above) on adults are never cute.
2 For the love of Julie Chen, don't fashion nasty-ass headbands out of T-shirt sleeves a la the ''Big Brother'' boys.
3 Punk things up, like ''The Real World'''s Frankie. But please keep the Hello Kitty items to a minimum.
4 Shame on ''The Great Domestic Showdown'''s Steve for letting his client wear that hoochie belly-baring wedding frock.
5 Okay, he's not a contestant, but don't make like reality pooh-bah Mark Burnett and go commando in your loafers. As for his cheesy shirts? Crockett and Tubbs bit it long ago.