Bollywood actress Kajol recently marked 33 years in the industry and is also celebrating her 51st birthday today. Over the years, she has impressed the audience with terrific and diverse performances. Besides being a remarkable actress, she has also been serving couple goals with her long-term marriage to actor Ajay Devgn. During an exclusive conversation with Filmfare a couple of years back, Kajol opened up about her changing approach to marriage and her definition of love. She admitted that the perception of marriage has changed completely and shared, "The perception has changed completely.