Aired: July 18, 2002 | Season: 5 | Episode: 48

Overview
Runtime: 23m
Directed by:
Written by:
Description
Ash and friends return to New Bark Town, but before Ash is able to register for the Johto League Championship, Professor Elm sends him on an errand to retrieve a Pokémon egg from a nearby marine Pokémon laboratory. At the laboratory, Ash and friends meet up with a young researcher who uses the supersonic waves from a Lanturn to detect the singing voices of traveling Lapras.

