This is a tune you might hear in one of those American movies while someone's driving. It's pretty easy - LOTSA REPEATS! 
low E, A and high E aren't played, so i didn't put em in.
it can be played on bass aswell I guess.

G | x-x-x-x | Repeat
B | 2-2-4-4 |  8x
D | x-x-x-x |

G | x-x-x-x | Repeat
B | x-x-x-x |  4x
D | 2-2-4-4 |

G | x-x-x-x | Repeat
B | 2-2-4-4 |  4x
D | x-x-x-x |

G | 2-2-4-4 | Repeat
B | x-x-x-x |  2x
D | x-x-x-x |

G | x-x-x-x | Repeat
B | x-x-x-x |  2x
D | 2-2-2-2 |

G | x-x-x-x | Repeat | x |
B | 2-2-4-4 |  3x    | 2 |
D | x-x-x-x |        | x |

That's it :)