Need help with decoration and ideas to make party great!?

So my twenty-first birthday is coming up and I finally decided on my theme. Its black and white i just need help with different decoration ideas and also a pretty easy invitation idea. Its in two months and I sort of need to get started with getting things together...I hope someone can help me out.

Details:

1. black ribbons and white ones white table cloth and black plates or vice versa Your Invited To The Retro 21st Birthday Party Of _______ Who:_______ What:My 21st Bday! Wjere: my house When: whatever date Why: To celebrate
2. Do black and white balloons and streamers, they are festive and always say party! You can do white tableclothes or black tablecloths and white plates and plasticware, etc. You can also hang some clear, string, lights around the party area which will look nice and add a nice mood around the party area. For the invites, you can do: It's my big 21st Birthday! Black and white it's going to be Come and celebrate with me! Good food, good friends, and fun Let's party tuntil the night is done! It's a Black and White Affair! Let's celebrate my 21st if you dare! They'll be food, friends, and lots of fun, Join me in celebrating til' the day's done! It's my 21st Birthday in Black and White! Help me celebrate this special night! Good friends, fun, and lots of food Help to set a festive mood! Now all that's left for me to do, Is invite my party guests, that's YOU! I hope these help and that you have a great party and a very Happy 21st Birthday!