SEATTLE — Mary Kay Letourneau (search) and her former sixth-grade pupil, Vili Fualaau (search), with whom she had two children, have set the date for their wedding, according to an online bridal registry. Letourneau, 43, and Fualaau, 22, plan to wed April 16, the Seattle Post-Intelligencer reported Monday. Letourneau served 7 1/2 years on a 1997 conviction for raping Fualaau. "It's been long overdue," said Noel Soriano, a longtime friend of the family who confirmed Sunday that they will marry this spring. "It's going to be fabulous, seeing them get hitched finally." Letourneau was a married mother of four when...