Hayley's Tepig

Hayley's Tepig is Hayley's first obtained Pokemon.

Unova Arc
Hayley's Tepig was the replacement Tepig after Andy's went missing. Hayley later chose it as a starter since she thought it was the cutest out of the three.

Trivia

 * Hayley's Tepig was the only starter given to a new trainer, that wasn't stolen by N.