# Sex/Life sparks a TikTok reaction challenge

> Netflix said 20 million users rewound a scene that sparked TikTok reactions.

- Owner: Netflix
- Kind: Series
- Sector: Entertainment
- Seed date: 2021-06-25
- Peak proxy date: 2021-07-05
- Date basis: Proxy date; not a directly measured attention peak.
- Spread Score: 51 (Notable), v1.3
- Mechanics: Challenge, Remixable template, Platform jump, Press loop

## Summary

After Sex/Life premiered, viewers reacted to its shower scene on Twitter and TikTok. The timestamp became a challenge, and Netflix later reported 20 million users rewound the scene.

## Timeline

- 2021-06-25 — Netflix (Open web) — Netflix released the first season of Sex/Life.
- 2021-06-26 — Aliza Mann (X) — Mann posted that she had rewound the episode 3 scene four times.
- 2021-07-02 — TikTok viewers (TikTok) — By July 2, viewers had filmed reactions to the shower scene on TikTok.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/mcp#api).

Canonical URL: https://howitspread.com/cases/sex-life-tiktok-reactions-2021

Cite as: How It Spread (2026). “Sex/Life sparks a TikTok reaction challenge.” Case HIS-01980. Spread Score v1.3: 51/100. Updated 2026-10-28. https://howitspread.com/id/HIS-01980