It’s a common typographical error, and people do know the difference. Double-check your writing, especially when you’re working on holiday cards!
Today’s the last day! Please don’t forget to nominate Grammarly for the Crunchies Awards athttp://bit.ly/TBKyIs. You can vote once a day. Voting ends today at 11:59 pm.
It’s an unfortunate typo. The N and the K are pretty close to one another on the keyboard.