He had the flu, it was obvious he was v flat and off.
If he'd been coked up, he'd have been talking nine to the dozen, and would have been the life and soul of the 'party', carrying on.
Why do you think Dareen/Daniella got so hooked on it and spent a fortune - to sit like wet blankets in the corner, staring into space.
Coke makes peeps feel they're invincible and have an OTT time.