'Gilmore Girls'' Lauren Graham Returns to Series TV

Lauren Graham, who is best known as hot TV mom Lorelei Gilmore from the "Gilmore Girls," will be returning to TV on an NBC midseason series.

Graham, who most recently starred on Broadway in Guys & Dolls, will be replacing Maura Tierney on NBC's "Parenthood," TVGuide.com is reporting.

Tierney left the series when she was diagnosed with breast cancer.