Mumbai, Jan 22 (ANI): Bollywood beauty Kareena Kapoor Khan has gone the green tea way by endorsing Tata’s all new range of Tetley green tea. The actress who has been chosen as the brand ambassador of green tea says, she herself is a big time green teetotaler as it keeps her going all day long! Kareena who looked gorgeous in a green dress said that being green is the reason behind her fantastic health. Well that’s indeed a healthy thought Bebo!