- Mike Judge (Hank Hill / Boomhauer (voice))
- Kathy Najimy (Peggy Hill (voice))
- Pamela Adlon (Bobby Hill (voice))
- Stephen Root (Bill Dauterive (voice))
- Lauren Tom (Minh Souphanousinphone / Connie Souphanousinphone (voice))
King of the Hill — S12E19
Episode: Strangeness on a Train
Air Date: 2008-04-27
Runtime: 22 min
Overview
Stressed that her birthday parties never live up to her expectations, Peggy plans herself a disco-themed party on a mystery train, but after Luanne ruins the surprise, Peggy worries her parties will always end badly. However, a new mystery arises after a couple sneaks away for some private time in the train bathroom, and the partygoers must figure out who did it.