Sara Ali Khan and Kartik Aaryan previously worked together on Imtiaz Ali's "Love Aaj Kal."
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The film flopped at the box office and rumors of their relationship broke.
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Recently, they were spotted in Udaipur and photos of them interacting went viral.
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Sara and Kartik were seen heading back to Mumbai.
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Kartik was seen in a black t-shirt and denim jacket, while Sara was in a white and pink ethnic suit.
image credit: Instagram
A section of people are calling their interaction a "publicity stunt."
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Today is Sara's mother, Amrita Singh's, birthday.
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Sara wished Amrita on her birthday on Instagram.
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A female fan was seen touching Sara while she arrived in Mumbai.
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The relationship status of Sara and Kartik remains unclear.
image credit: Google