Supplies you will need:
9x12 envelopes
9 1/2 x 12 1/2 envelopes
index cards
(comic book) cardboard backing
23 cents stamps
32 cents stamps
Assembling your letter:
Put your address on a 9x12 envelope and affix a 23 cent and 32 cent stamp on it. Put that envelope, a cardboard backing, your letter, and an index card inside of a 9 1/2 x 12 1/2 envelope. Affix a 23 cent and 32 cent stamp on the outer envelope and write the celebrities' name and address on it. Be sure to put your return address on it, to get it back in case there is a problem.