On Amrita Singh’s 68th birthday, daughter Sara Ali Khan showered love on her mother through a heartfelt social media post. The post also reminded many of Amrita’s remarkable personal journey, one that included her unconventional marriage to Saif Ali Khan and the religious challenges that came with it. Amrita Singh and Saif Ali Khan A love story ahead of its time Even after years of parting ways, Amrita and Saif’s love story remains one of Bollywood’s most talked-about relationships. Their 12-year age gap raised eyebrows, with Amrita being older, but it was their different religious backgrounds that drew even more attention. Amrita was born to a Muslim socialite mother, Rukhsana Sultana, and a Sikh army officer father, Shivinder Singh Virk. Saif, meanwhile, came from the royal Pataudi family — his mother, veteran actor Sharmila Tagore, had converted to Islam after marrying cricketer Mansoor Ali Khan Pataudi. Saif met Amrita during a film project, and sparks flew instantly. He once recalled on Rendezvous with Simi Garewal, “By the end of the evening, we kissed each other. …