The image contains four colorful worms. They are drawn in a cartoon style and have different facial expressions. The worms are arranged in a grid, with two on the top and two on the bottom. The top left worm is red and has a happy expression. It is labeled with the letter "i". The top right worm is orange and has a surprised expression. It is labeled with the letter "pi". The bottom left worm is blue and has a sad expression. It is labeled with the letter "r". The bottom right worm is purple and has a mischievous expression. It is labeled with the letter "s".