Apple Bloom calls one of her hula hoop tricks a "Hooplah," which is the name of a custom hula-hoop company. It is also a word commonly meant to mean "false", refrencing that Appleblom's Mark is false
One of the cutie marks Apple Bloom receives is a red shoe which causes her to dance uncontrollably, like the main character in the Hans Christian Andersen fairy tale "The Red Shoes".
A version of the painting "American Gothic", with ponies for people, can be seen in the Apple family's house.
"The trots", one of the illnesses that Twilight mentions, is slang for diarrhea.
The statue Apple Bloom constructs is a pony version of "The Birth of Venus", a statue made by Sandro Botticelli during the Renaissance era.