WATCH Alasdair Mackenzie and Scott Mullen discuss the latest Rangers and Celtic news, as well as reacting to today's Wimbledon draw.

The Gers today completed the signing of goalkeeper Matt Gilks on a free transfer, only a day after announcing the arrival of Croatian midfielder Niko Kranjcar.

Celtic have also been busy, as young star Kieran Tierney today penned a five-year contract extension with the Hoops. 

Read more: Kieran Tierney signs five-year contract extension with CelticGlasgow Times: Celtic would love to fine a few more like Kieran Tierney

The guys also discuss the upcoming pre-season tours for both Old Firm sides, with the Bhoys heading for Slovenia and Mark Warburton taking his squad to Charleston in the USA.

Finally, we reflect on Andy Murray's first round draw against British wildcard Liam Broady and his hopes of usurping the seemingly unstoppable Novak Djokovic.