Mac and Tosh did not have names until ABC-TV'S "The Bugs Bunny Show", made especially for that network's prime-time line up (1960).
"NEXT TIME TRY THE TRAIN" was a billboard slogan used by Southern Pacific Railways.
The title is a pun on Two Guys from Texas, a Warner Brothers comedy released earlier in 1948.
The first and only Goofy Gophers cartoon to be directed by Art Davis after Bob Clampett left from production.