Mumbai (Maharashtra) [India], September 14 (ANI): Actor Kiara Advani can’t keep calm as her brother Mishaal Advani has come up with his new song. On Saturday, Kiara took to Instagram and shared a video of Mishaal’s song ‘Tick Tock Royal Oak’. “Tick Tock Royal Oak out now!! Check out the full video on YouTube of my brothers latest song #JustASuperExcitedSister@mishaaladvani,” she wrote. https://www.instagram.com/p/C_4ksINScZx/?hl=en Earlier in the day, actor Siddharth Malhotra also gave a shout out to his brother-in-law Mishaal over the release of his track. “bro (fire and clapping emojis),” Si…