Player will need to log into a Facebook account to see friends and send lives. After logging in, the game will automatically detect which of your Facebook friends have also connected to Panda Pop and show their level progress on your map.
To invite more Facebook friends, visit your Zen Garden and tap the "Invite Friends" button on the bottom left corner. You may need to log into your Facebook account again. After, tap the + buttons next to your selected friends to send out invites.