Sing along with the on hold music.
Pass the phone over to an unsuspecting stranger so they can wait on the line for you. Reward them with a plate of freshly baked peanut butter cookies.
Consider the feeling of the phone on your ear. Feel your earring dig sharply into your neck.
Count how many times you have crossed and uncrossed your legs.
In preparation for a major deep sea event, practice holding your breath.
Draw a portrait of your knees.
Write a letter to your grandmother.
Learn to count to 20 in three languages.
Take a nap.
Pack a picnic and head to the park.
Hang up and try again later.