Suzanne Pleshette diagnosed with lung cancer

Beautiful TV wife of Bob Newhart, veteran actress Suzanne Pleshette is battling lung cancer, according to press reports.

Pleshette is undergoing chemotherapy treatment at Los Angeles' Cedars-Sinai Medical Center.

The National Enquirer reports the actress' prognosis is good because the cancer was spotted early and a source tells the weekly publication,

"Doctors hope, with chemo and surgery down the road, Suzanne will make a complete recovery." Pleshette was in high sprits when the Enquirer reporter called her at the hospital, but refused to talk citing she was "exhausted."

The Enquirer insider adds, "She's determined to fight this thing with everything she's got... We're all praying for her."