Where can I watch “The O.C.” Season 4 Episode 12 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

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Watching earlier episodes in season 4 helps you follow the plot and character arcs leading into this episode.

Watch The O.C. Season 4 Episode 12 Online

“The Groundhog Day” — Watch "The O.C." Season 4 Episode 12 online in HD for free. Check streaming providers, cast, and episode details.

Jan 25, 2007 Season 4 Episode 12 42 min TV-14

7.2 ★ ★ ★ ★ ★

8 votes

The O.C. Season 4

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Season 4 Episode 12 — Aired on Jan 25, 2007 • runs about 42 minutes.

Directed by Ian Toynton.

Written by Mark Fish.

Notable cast/guest names in this episode include Peter Gallagher, Kelly Rowan, Ben McKenzie, Adam Brody.

This page includes 2 official still(s) (when available) plus legal availability links.

Looking for “watch The O.C. Season 4 Episode 12 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Sandy, Ryan and Seth prepare for Kirsten's upcoming 40th birthday party, however Kirsten learns some news that will change her life forever. Kaitlin tries to stop her mother having a secret love affair. Taylor visits a therapist and Ryan pretends that he doesnt miss her. Elsewhere Che finally learns that Seth isn't his soulmate.