facebust - You and one friend post something on Facebook, but you told

You and one friend post something on Facebook, but you told another friend something else, and now everyone is confused.

I told my friend I was going to the mall, but I posted on Facebook that I was going to the park.

I told my sister I was going to sleep, but I posted on Facebook that I was going out.

I told my mom I was going to work, but I posted on Facebook that I was going to the beach.