Board Thread:Plants vs. Zombies Heroes/@comment-27053902-20170429222935/@comment-26389853-20170503072435

I have a bit of a problem with the game

Sometimes when I open it after I quit the game it starts making awfully loud noises. It fixes as I turn off and on the phone, but why is this?

Also I completed Citron's missions but it didn't show me the pack opening, just shows newcards in collections