Saffron City

A hidden Nugget lies in the Copycat's upstairs room, 6 tiles west of the stairs; use the Itemfinder.

Mr. Psychic gives you TM29 inside his house, 4 tiles north and 2 east of the door.

Upstairs in her house, the Copycat swaps TM31 for a Poké Doll, standing 2 tiles south and 3 west of the stairs.