Mumbai, Aug 12 : On turning 25, actress Sara Ali Khan has penned a special message for her mother Amrita Singh. The actress shared a couple of throwback pictures of Amrita on Instagram, which reflects her love for dogs. "Quarter Century Ho Gayi!! From being a Pup Mommy to a Human MommyÂ? Love you Maa," Sara wrote with the pictures. The first image shows Amrita having a quiet moment with a dog, and the second one shows her playing with two dogs on her bed. Sara turned a year older on Wednesday, and she had a low-key celebration with her brother Ibrahim Ali Khan in Goa. Taking to Instagram, Sara posted a couple of pictures and videos from her birthday celebrations. In the videos, we see Sara posing with balloons. She also shared a picture of her birthday cakes, one of which seems arranged by her brother as it read: "Happy birthday, Appa Jaan". On the work front, Sara will be seen opposite Varun Dhawan in the remake of the 1995 hit film "Coolie No. 1". /IANS