Stephen Colbert struggling to explain 6-7 is a fun watch

We regret to inform you that the "6-7" trend — which basically involves kids saying "6-7" whenever they can — has grown so big that dictionary.com has actually made "67" the word of the year. And Stephen Colbert is just as confused as the rest of us."No! Word of the year has to be a word, not numbers. Some things can't be numbers!" says an exasperated Colbert in the Late Show clip above. "For the uninitiated, 6-7 is a viral trend where if anyone says the number six or the number seve