These pieces are often white with squiggly black lines and smoke-like smudges. Sulkworm bears a squiggly mouth and yellow and red eyes. Nonradiative transitions are indicated by squiggly arrows and radiative transitions by straight arrows. Past series have included "Irregular Forms", "Parallel Curves", "Squiggly Brushstrokes" and "Web-like Grids". Note the explicit specification of junction operators on the squiggly lines connecting the node labels. The song has squiggly synths, a squelching bass and a dubstep beat. When Squiggly saved Whopper from Catgut, Whopper and Squiggly are good friends. Later, Squiggly turned into a butterfly and said goodbye to Whopper. The CupCake flavor is made of cream-filled cake with the famous squiggly line. He is good friends with Bucky's nemesis, Fungo Squiggly, much to Bucky's dismay. In 1995, Attell appeared as Squiggly Dave on "Dr. Katz, Professional Therapist".