These were most definitely not stolen from the TV lounge, where some group or another was celebrating the Chinese New Year a few nights ago.
福 is upside down, as is traditional in China. This practice is meant to bring good luck, playing off the homophony of the words 倒 "tip over" and 到 "arrive," the thought being that tipping over your luck will cause it to arrive.
I like to double-check the sentences I write for my Chinese homework on a translator. By the time I finished (for today), my screen said the following: