The idea of turning a burger into a gastronomic tour de force is a well-trodden path.
Evans has a few choice quips for spotting and avoiding the well-trodden, souvenir-shop-lined tourist routes.
As has been well-trodden at this point, the lyrics to this classic duet are quite concerning.
"that has been stepped on," 1540s, from past participle of tread (v.). The past participle was altered from Middle English treden under influence of Middle English past participles such as stolen from steal.