Harley Davis and Bradley Davis

Harley and Bradley are the Twin Davis from Zachary Swain.

Series

• Season 11 (2008)
• Season 12 (2009)
• Season 13 (2010)
• Season 14 (2011)
• Season 15 (2012)
• Season 16 (2013)
• Season 17 (2014)

Counterparts

• Bill and Ben (Thomas the Tank Engine and Friends)
• Zip and Zug (TUGS)
• Mr. Bocco and Mr. Socco (Salty's Lighthouse)
• Lemmy "Hip" Koopa and Iggy "Hop" Koopa (Super Mario Bros.)
• Scratch and Grounder (Sonic the Hedgehog)
• Pon and Con (Kirby)