Kermis is the Dutch word for a travelling funfair, and this short okay let's go clip borrows that setting for a burst of start-of-the-ride excitement. The phrase itself is a familiar English call to action, which helped it travel easily in short videos, edits and soundboard posts beyond Dutch audiences. Shared as a quick reaction and intro sound, it is now used whenever a creator wants a mundane departure, game start or attraction launch to feel like a fairground moment worth cheering.