This song is not really that hard.  Watch the movie, road trip to get the timing and style right.

E{-------------------------------------------------------}
B{-------------------------------------------------------}
G{-------------------------------------------------------}
D{-------------------------------------------------------}
A{-------------------------------------------------------}
E{--0----------------------------------------------------}
    LET RING WHILE YOU SPEAK...................

THAT"S ALL THERE IS TO IF FOLKS.  NOT TO HARD TO MEMORISE I HOPE.  A BIT OF PRACTISE WILL HELP YOU LEARN IT QUICKER.