Where can I watch “Ben and Kate” Season 1 Episode 4 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 1 helps you follow the plot and character arcs leading into this episode.

Watch Ben and Kate Season 1 Episode 4 Online

“21st Birthday” — Watch "Ben and Kate" Season 1 Episode 4 online in HD for free. Check streaming providers, cast, and episode details.

Oct 16, 2012 Season 1 Episode 4 22 min TV-14

7.5 ★ ★ ★ ★ ★

2 votes

Ben and Kate Season 1

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Season 1 Episode 4 — Aired on Oct 16, 2012 • runs about 22 minutes.

Notable cast/guest names in this episode include Nat Faxon, Dakota Johnson, Maggie Elizabeth Jones, Lucy Punch.

This page includes 1 official still(s) (when available) plus legal availability links.

Looking for “watch Ben and Kate Season 1 Episode 4 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

When Ben decides to throw a birthday party for Kate against her wishes, her frustration soon turns into excitement when she realizes that Ben invited Molly, Kate's wild friend from high school, to her party. Meanwhile, Ben finds out that Darcy, the only woman he truly cared for, is moving into what used to be his and Darcy's dream home with her new husband, and Tommy comes clean to Kate about why he hates Molly.