MUMBAI - Bollywood tough guy Akshay Kumar's “Singh Is Bliing” put up a spectacular show at the box office with opening day collections amounting to a whopping Rs20.67 crores, NDTV reported. The opening day collections out-dazzled Akshay's other 2015 releases like “Gabbar Is Back” (Rs 13.05 crores), “Baby” (Rs 9.3 crores) and “Brothers” (Rs 15.20 crores ), In terms of first day collections, Akshay and Amy Jackson's romantic-comedy also leaves behind big 2015 performers, namely Zoya Akhtar's “Dil Dhadakne Do,” Kangana Ranaut's “Tanu Weds Manu Returns” and Prabhu Deva's “ABCD 2.” - Agencies