Swing Wedding is a Happy Harmonies cartoon, released in 1937.
The episode starts off with 4 frogs singing in front of an audience as Mindy comes out and sings as well. A frog goes out and sees another frog with flowers. Meanwhile, Mindy is still waiting as a band pops up from the water and sings. The husband and wife start to get married. The frog with the flowers comes back as everybody else starts dancing again. The viewers then see a meter that's goes up and explodes. Everyone has fun dancing and messing around with each other. One of the frogs jumps back into the water as the cartoon ends.