Hard rocking rocker Kid Rock was rocketed to the ER just minutes before he was to topline a music fest in the UK.

According to Brit press reports, The no-longer a Kid, 37, was hospitalized in Nottingham, north of London after canceling his gig at the Download Festival.

He had been suffering from stomach cramps and dehydration his flack told New Music Express.

More likely, the Pam Anderson ex- had reacted to the news that she and Tommy Lee were back together, re-porno-lating.

The soused Southerner had reportedly spent a late, late night at the Whiskey Mist nightclub that transpired until the wee morning hours.

Note to Kid: Drink lots more water if seriously imbibing sorrows away.