WATCH: Richard Hibbard scares the hell out of Gloucester...

Richard Hibbard gave Gloucester and former Wales team-mate James Hook the fright of his life with a wicked practical joke. The mischievous Hibbard has posted a video on Instagram, showing him hiding behind a wall before jumping out in front of Hook as he walked past at the club's training base at Hartpury College. Read: A few things you didn't know about Gloucester star Billy Twelvetrees Hook screamed and instinctively reacted with a jab, which thankfully didn't connect with Hibbard. Ohhhh..., WATCH: Richard Hibbard scares the hell out of Gloucester...