Have you told someone ‘thank you’ today? Oprah and OWN want to help you show your gratitude with her new Thank You Game, encouraging her fans to use Facebook to thank someone in their life. Oprah is hoping to spread gratitude to half a billion people worldwide through the Thank You Game and it seems like its already caught on, with over 7.4M people reached so far.

There’s even a heat map that shows where the most thank yous have been handed out! Find out more about the game below and join Oprah in spreading the love: