In 1966, Rajesh Khanna made his film debut with the film Aakhri Khat. He was noticed for his excellent performances in films like Aurat, Baharon Ke Sapne, Doli, Ittefaq and Aradhana. Through Aradhana he ascended to "instant national fame" and critics referred him as the first superstar of India. In 1971, Haathi Mere Saathi became his biggest hit and also highest grosser at that time. In 1974, BBC made a film on him titled Bombay Superstar. Between 1969 to1971, he had 15 consecutive solo super hits, making it an unbroken record in Indian film history till date. Even today, his trademark style and dialogue delivery remains the favorite of mimicry artists.
Between 1976 and 1978, Rajesh Khanna appeared in four box office hits and nine films that were not so successful. He continued acting in solo roles in socially decent household films during this era and played a range of characters. After 1978, Rajesh Khanna starred in highly praised commercial movies. In 1985 he turned into a producer. He was the biggest and the most genuine celebrity Bollywood has produced. In 1991, He was awarded a Filmfare Special Award for having acted as the solo lead hero in 101 films. He gave 35 Golden Jubilee Hits and gave 22 Silver Jubilee Hits.
In 2012, Rajesh Khanna was seen in his last and first television ad. He was happy to be approached after so many years and considered it as a great honour and was delighted to reconnect with his fans once again. In June, 2012, it was reported that Rajesh Khanna's health had been deteriorating for quite some time and he was repeatedly admitted to the hospital due to some complications in health. On 18th July 2012 afternoon, the superstar Rajesh Khanna passed away at his residence in Mumbai as he had been fighting his prolonged illness for quite a long time.