S04E08How I Met Your Mother · Season 4
How I Met Your Mother season 4 episode 8: Woooo!
Aired 17 November 200823 minRated TV-14
Where to watch How I Met Your Mother Season 4 in Australia
How I Met Your Mother season 4 is streaming in Australia on Disney+ (subscription, listed for the whole show). You can also buy it on Apple TV from $24.99 and Prime Video Store from $24.99.
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Stream now on Apple TVApple TV
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Rent or buy on Prime Video StorePrime Video Store
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Availability checked 16 November 2026.
What happens in “Woooo!”
A birthday party for one of Lily's co-workers leads to Robin connecting with a group of single partiers known as the "Woo Girls". Ted presents a plan for Goliath National Bank's new HQ.
Episode summary: TMDB.
Before you watch
- It is episode 8 of 24 of season 4, so watch episodes 1 to 7 first.
- It runs about 23 minutes.
- Directed by Pamela Fryman, written by Craig Thomas and Carter Bays.
- TMDB users rate it 7.8 out of 10 (37 votes).
How I Met Your Mother trailer
The official trailer for the series (no preview of this episode has been published).
Play video: How I Met Your Mother trailer
Cast and crew of this episode
- Director
- Pamela Fryman
- Writers
- Craig ThomasCarter Bays
- Guest stars
- Jamie-Lynn Sigler as JillianKrista Kalmus as MistyErika Medina as StaceyJae Suh Park as CrystalBryan Callen as BilsonKevin Christy as Sven #1Ted Cannon as Sven #3Sam Littlefield as Sven #2
Credits: TMDB.
More from How I Met Your Mother Season 4
Every episode of Season 4How I Met Your Mother episode guide
Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.