In 2006 Muchhal was one of the five heroic stories broadcast by Star Gold channel as part of its "Rang De Basanti Salaam" (Salute to Color of Sacrifice) initiative. By June 2009 Muchhal had staged 1,460 charity shows across the world which had raised for Palak Muchhal Heart Foundation. These funds helped to save the lives of 338 children. Doctors allow Muchhal to be present in the operating theatre. She has her own surgical gown in the hospital and when the operation takes place she chants Jain Navkar Mantra. Muchhal and her parents do not receive any financial benefits from the charity shows but she receives a doll for every child whose life she helps make better through her efforts. 2011–present In 2011, Muchhal entered in Bollywood as professional playback singer but her efforts to help child heart patients continued. In August 2015, funds raised by her has helped to save the lives of 800 children. As of October 2020, she with her brother has saved 2,200 lives of children. Bollywood career Muchhal released six non-filmi albums prior to her adulthood. In 2001, when she was nine, her first album "Child For Children" was released by Tips Music. In 2003, her second album Palken was released. In later years she released her other albums Aao Tumhe Chand Per Le Jaaye, Beti Hu Mahakal Ki, and Dil Ke Liye. In 2011, her Jai Jai Dev Ganesh album was released by T-Series. Muchhal moved to Mumbai from Indore in late 2006 to find opportunities in Bollywood for her singing career. She sang her first Bollywood song for the October 2011 movie Damadamm!, receiving generally positive reviews. She sang her second song, "Pyaar Ke Silsile", a month later for movie Na Jaane Kabse. The music in Na Jaane Kabse, and the movie also, received bad reviews. Muchhal was an acquaintance of actor Salman Khan. Khan had recommended her name earlier to music director Sajid–Wajid for his film Veer. Khan had also recommended her name to Yash Raj Banner. Following this, Muchhal dubbed the song "Laapata" with KK for Yash Raj banner which was included in 2012 blockbuster movie Ek Tha Tiger. The song was filmed on Salman Khan and Katrina Kaif. The song was a hit and introduced her to Bollywood. Later that year in 2012 she sang "Nainon Ne Nainon Se" song for the movie From Sydney with Love, receiving favorable reviews.