Ashfield MP Lee Anderson refused to withdraw his words, saying that Starmer "couldn't lie straight in bed", and was told to leave.
The Reform UK MP's photo was placed close to well-known fascists in a political wall display.
Reform UK MP Lee Anderson calls for a "three strikes and you're out" for social housing tenants.
Claims the chancellor embellished her work achievements were seized on by Tory and Reform MPs at PMQs.
The Reform UK MP “verbally insulted” a security officer twice when asked to show his pass, a report finds.
The Reform UK MP says officers involved in an incident at Manchester Airport should be "commended".
The party came third in the Blackpool South by-election, just 117 votes behind the Conservatives.
It comes after Lee Anderson said he won't campaign against Nick Fletcher and three other Tory MPs.
Mr Barker follows former Conservative MP Lee Anderson in moving to Richard Tice's party.