Probably anything out of the ordinary would work. In Japan, the equivalent of ice cream truck is the stone-roasted sweet potato truck. They use a strange chant

Probably anything out of the ordinary would work. In Japan, the equivalent of ice cream truck is the stone-roasted sweet potato truck. They use a strange chant that never fails to get my attention: https://www.youtube.com/watch?v=B7xqzpXeDfo https://www.youtube.com/watch?v=B7xqzpXeDfo This one made me laugh: https://www.youtube.com/watch?v=PHAPoaTQ6lI https://www.youtube.com/watch?v=PHAPoaTQ6lI