the image which shows the one direction member poised with the suspicious roll-up and sitting next to a plastic tub containing a dry , green weed-like substance and rolling paper was taken on wednesday amid 48 hours partying hard .
same day tomlinson , 23 , was photographed returning to his london hotel in a disheveled state clutching a glass of water .
louis , newly single having split from long-term girlfriend eleanor calder .
it is the latest blow to the boy band just one month after zayn malik announced his decision to quit the band that