Facebook mistakenly congratulated all these people on 46 years of friendship

Something odd is happening on Facebook. The social network is congratulating users on 46 years of friendship with other users, which wouldn't be that strange if some of those people weren't a lot younger than 46 The message, as seen and reported by users on Facebook and Twitter, looks exactly like a standard "Facebook friendship" message — except it claims the two users had been friends for 46 years. It also appears the glitch always reports exactly the same number — 46 — prompting users t...