Teams I found annoying:
Season 1: Paul and Amie, Nancy and Emily, Drew and Kevin, Guidos
Season 2: Didn't watch
Season 3: Didn't watch
Season 4: Didn't watch
Season 5: Colin, Brandon & Nicole
Season 6: Freddy & Kendra, Adam & Rebecca, Jonathan & Victoria
Season 7: Rob & Amber, Ron & Kelly
Season 8: All the Weavers but Rolly, Linz family, Godlewski sisters
Season 9: Eric & Jeremy
Season 10: Tyler & James, Peter & Sarah
Season 11: Eric & Danielle, Teri & Ian, Guidos, Drew & Kevin
Season 12: Nate & Jen, TK & Rachel, The guy that got eliminated first
Season 13: Terrence & Sarah (psychos!), Nick & Starr, Ken & Tina, Kelly & Christy...Dandrew were the only team that kept me watching this season
Season 14: Tammy & Victor at times, Margie & Luke, Amanda & Kris, Jaime & Cara, Mark & Michael
Season 15: Globetrotters, Meghan & Cheyne, Sam & Dan, Maria & Tiffany, Mika & Canaan, Lance & Keri
Season 16: Dan & Jordan for the first half of the race, cowboys, Brent & Caite, Detectives, Lesbian couple, Joe & Heidi, Jordan & Jeff
Season 17: Chad, Jill & Thomas, Mallory at times, Nick
Season 18: Globetrotters, Cowboys, Margie & Luke, Jaime & Cara, Amanda & Kris, Kent at times, Mallory at times