Chimpanzini Bananini is one of the Italian brainrot characters that spread on TikTok in early 2025, shown as a chimpanzee inside a banana and introduced by a synthetic Italian narrator voice. The format paired AI generated animal hybrids with deadpan lore and repeated name chants, and clips quickly moved to YouTube Shorts and Instagram Reels worldwide, including Japanese reposts. The phrase is also linked in edits as the chimpanzini bananini sound effect, which keeps the character recognisable even without the original video playing on screen.