The tendies meme grew out of online greentext stories about a grown man who throws a tantrum when his mother will not buy him chicken tenders, with REEE as the exaggerated scream of frustrated entitlement. Shared across imageboards, Reddit and later TikTok and YouTube edits, the phrase became shorthand for demanding a comfort food as if it were a right. Its staying power comes from that instantly readable contrast: a simple snack request delivered with total meltdown energy, which creators reuse whenever a character or friend overreacts to a minor denial.