nothing. "Di" (it pronounces dee) means "I gave", so if you say "dee dee" it sounds like "I gave I gave". After saying that probably someone will ask you in Spanish "What did you give?"
You can listen to it live online at rick.com I am still trying to find the affiliates but I havent been as lucky.
Rick Dees is 61 years old (birthdate: March 14, 1950).
Rick Dees was born on March 14, 1950.