ash and friends are in a desert near a town which is neon town a lit up version of las vegas which has a lot of people who are angry that ash and team rocket find out the hard way officer jenny explains people are quite agitable due to being up all night. ash and friends leave neon town the next morning and find a jigglypuff who wants to sing but can’t who misty wants to catch with staryu but doesn’t work. team rocket decide to have a plan to sing to the people of neon town by recording its song they try and take it from ash and friends first with a weird song it doesn’t work and recording it fails. the problem is jigglypuffs song puts people to sleep automatically even psyduck (who is asleep with its eyes open). ash and friends look for an outdoor stage to get jigglypuff to sing on which team rocket help with it works in calming down the town and makes everyone happy.
next time a bunch of pokemon fosils and prehistoric pokemon cause problems as gary returns.