On Tuesday, Class 12 students were in for a surprise during their CBSE board exams. The QR link on the maths question paper redirected students to the music video of Rick Astley's song, "Never gonna ...

The prank, called Rickrolling, involves tricking someone into clicking a link that unexpectedly leads to the song's video.

The internet’s famous Rickroll prank has resurfaced after claims that a QR code on the CBSE Class 12 Mathematics question paper opened the 1987 song Never Gonna Give You Up.

In a statement on Tuesday, the board said that some sets of the Math question paper featured the QR codes, and verified that the question papers were genuine ...