Kenny Miller slams Rangers for Celtic preparation as Gio van Bronckhorst left 'shellshocked' by obvious approach

Kenny Miller says Rangers paid a heavy price after failing to do their homework on Celtic’s rampant rookies.

Ibrox boss Giovanni van Bronckhorst suffered his first defeat since replacing Steven Gerrard as the swarming Hoops ran in three goals during a first-half bltiz.

While Gers had just Amad Diallo and Calvin Bassey making their derby debuts, Ange Postecoglou’s team saw five players lining up for Old Firm action for the first time.

But the extra experience in the Rangers ranks made no difference as they were blown away by a Celtic display which had Parkhead rocking.

Former Rangers hero Miller, however, admits he can’t quite fathom how van Bronckhorst and his team failed to foresee that their bitter rivals would come out all guns blazing given all glut of available evidence showcasing the Hoops’ commitment to Postecoglou’s full-throttle tactics.

“I can’t believe Rangers came into the game as if they were shell-shocked at Celtic starting fast,” said Miller.

“It’s been a trademark of their game.

“You’ve had 20-odd games of evidence of how Celtic want to play. And I think, with the greatest of respect to them and as good as they were last night, I still think if you can get after Celtic, like Rangers did in spells in the second half, you can win the ball off them high up the pitch.

“There was something missing. One of the things going into the game that I thought would’ve been in Rangers’ favour was that those players have been over the course and distance.

“It was five debutants Celtic had in their team. I thought that might’ve played into Rangers’ favour, but they looked shell-shocked.

“They didn’t look prepared for what was going to be coming at them. They never got to grips with those rotations with the