A former Republican lawmaker is calling out members of the party who are instinctively defending Donald Trump Jr. amid reports of a new subpoena.

David Jolly, who represented a Florida district from 2014 to 2017, said they’re showing an “embarrassing level of sycophancy” by rushing to defend the oldest son of President Donald Trump.

Trump Jr. has reportedly been called before the Senate Intelligence Committee, which has caused some Republican lawmakers to turn on its chair, Sen. Richard Burr (R-N.C.) a member of their own party.

Jolly ― a frequent Trump critic who said last year that he left the party ― lit into some of his old colleagues on Twitter: