The trailer of Thalaivi was launched on Kangana Ranaut's birthday, doubling celebrations for the actress.
Kangana shared some glimpses from her birthday on Instagram.
Panga director Ashwiny Iyer Tiwari (right) was among the guests at the gathering.
Kangana also shared a photo of her chatting with actor Anupam Kher.
For the trailer launch event the actress chose a traditional look wearing a silk saree, ethnic jewellery and flowers in her hair.