1998

the Charmed Ones are constructed.
 * March 1998: Grams dies of a heart attack at the Manor.
 * October 1998: The Charmed Ones receive their powers.
 * October 1998: Andy Trudeau returns to San Francisco, he and Prue start dating again shortly after meeting up again after Phoebe was in the hospital briefly.
 * November 1998: Piper and Leo meet each other

Birthdays

 * June 7th: Piper turns 25
 * August 2nd: Paige turns 21
 * October 28th: Prue turns 28
 * November 2nd: Phoebe turns 23