The score quotes "The Merry-Go-Round Broke Down". A month later, with the release of Rover's Rival (1937), "Merry-Go-Round" became the Looney Tunes theme song.
A sly nod to rival studio's Popeye with the spinach eating chick who mentions "sweet peas."
Another nod, to rival studio Disney's "Touchdown Mickey," when Porky plays football with the hens