4-Ply

4-Ply is a song featured on the episode, "Whale of a Birthday." This song is sung by Squidward.

When my tear ducts give issue

I can't use just any tissue

I need 4-Ply, 4-Ply, 4-Ply when I cry

Huh!

It is unknown if that is the whole song because Squidward was cut off by the teenagers.