KATHMANDU, Aug 16: Britannia Industries Limited of India has launched a TV campaign in Nepal under its popular biscuit brand Good Day, on the occasion of 100th year of establishment of the company. The campaign entitled 'Smile more for a Good Day' features Nepali actor Priyanka Karki. The campaign comes with the slogan 'Discover your own smile, then multiply it by sharing it with the world', according to a press statement issued by the company on Wednesday. The TV commercial will narrate the story of a woman going about her daily life with a smile for everyone. The Good Day brand of Britannia covers 20 percent share of Nepal's biscuit market, the company has said.