Jim Carrey has appeared on The Late Show with Stephen Colbert multiple times, but the widely discussed appearance tied to Sonic the Hedgehog and his over‑the‑top entrance was on the episode that aired February 4–5, 2020.

Quick Scoop: What Happened?

  • Jim Carrey was on Colbert’s show to promote Sonic the Hedgehog.
  • The interview and entrance were described as classic Carrey “madness,” with him blending personas similar to Ace Ventura, Lloyd Christmas, and The Mask.
  • Coverage notes that he “quite literally parades his way onto Stephen Colbert’s ‘The Late Show,’” highlighting a big, theatrical entrance.

Other Mentions and Recent Buzz

  • Clips and write‑ups about that 2020 appearance are still circulating because of the wild entrance and his high‑energy style.
  • There are also short social posts and reels resurfacing or echoing Jim Carrey’s parade‑style arrival at Colbert’s show, often tied to celebratory themes like Mardi Gras.

In short, if you’re asking “when was Jim Carrey on Colbert’s show?” the most talked‑about and easily referenced appearance is the Sonic the Hedgehog promo episode that aired in early February 2020.

TL;DR: Jim Carrey’s big, viral‑style appearance on Stephen Colbert’s show was during a Late Show episode airing around February 4–5, 2020, when he promoted Sonic the Hedgehog and made a parade‑like entrance.

Information gathered from public forums or data available on the internet and portrayed here.