This cartoon marks the final appearance of Porky Pig in a black-and-white film.
This is the first time the Raymond Scott composition "Powerhouse" is used in a Warner Bros. cartoon. Used in the scores of over 40 Looney Tunes and Merrie Melodies shorts, "Powerhouse" has since become synonymous with cartoon music.
Bugs Bunny (in a surprise cameo at the end) makes his only appearance in a theatrical black and white film.
The first -- outrageously padded -- bill presented by the hotel manager (around 0:51) has been added up incorrectly: the items seen on it actually total, not $152.50, but $172.50. In effect, their 20-dollar "Bath with hot and dirty running water" was free.
The first Warner Bros. cartoon directed by Frank Tashlin since You're an Education (1938). He had left Leon Schlesinger Studios in 1938 to work for Walt Disney Productions and later Screen Gems Cartoons.