United Kingdom, Oct. 14 -- Busy Philipps has revealed how she reassured her teenage daughter she would survive a brain tumour diagnosis by promising she was not living through a film in which her mother dies before graduation.

The 47-year-old actress, best known for Freaks and Geeks, Dawson's Creek and Cougar Town, underwent two operations earlier this year after doctors discovered a grade two oligodendroglioma, a rare, slow-growing brain tumour.

Speaking on the Wednesday (14.10.26) edition of Today with Jenna and Friends, Busy described how her diagnosis in February and surgery on 2 March affected her eldest daughter Birdie, 18, who was approaching the end of high school.

Busy said: "My older daughter just turned 18 over the summer. S...