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The Flash S09E09, It's My Party and I'll Die If I Want ToS09E09

The Flash · Season 9

The Flash season 9 episode 9: It's My Party and I'll Die If I Want To

Aired 26 April 202343 minRated TV-PG

7.3TMDB · 17 votesMark watched

Where to watch The Flash Season 9 in Australia

The Flash season 9 is streaming in Australia on Prime Video (subscription), HBO Max (subscription) and Stan (subscription), and free on 9Now. You can also buy it on Apple TV from $34.99, Fetch TV from $34.99 and Prime Video Store from $34.99.

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Stream (subscription)

Free

Buy or rent

Availability checked 16 November 2026.

What happens in “It's My Party and I'll Die If I Want To”

Team Flash throws a surprise birthday party for Barry, but things go terribly awry when Ramsey Rosso crashes the festivities.

Episode summary: TMDB.

Before you watch

  • It is episode 9 of 13 of season 9, so watch episodes 1 to 8 first.
  • It runs about 43 minutes.
  • Directed by Danielle Panabaker, written by Sam Chalsen and Emily Palizzi.
  • TMDB users rate it 7.3 out of 10 (17 votes).

The Flash trailer

The official trailer for the series (no preview of this episode has been published).

The Flash trailerPlay video: The Flash trailer

Cast and crew of this episode

Writers
Sam ChalsenEmily Palizzi
Guest stars
Keiynan Lonsdale as Wally West / Kid FlashVanessa Williams as Francine WestSendhil Ramamurthy as Dr. Ramsey Rosso / BloodworkShawn Stewart as Mitch RomeroDavid Ramsey as John Diggle / SpartanCarmen Moore as Kristen KramerPatrick Sabongui as David SinghStephen Amell as Oliver Queen / Green Arrow / The Spectre

Credits: TMDB.

More from The Flash Season 9

Previous · S09E08Partners in Time5 April 2023Next · S09E10A New World (1)3 May 2023
  1. E01
  2. E02
  3. E03
  4. E04
  5. E05
  6. E06
  7. E07
  8. E08
  9. E09
  10. E10
  11. E11
  12. E12
  13. E13

Every episode of Season 9The Flash 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.