Rick Perry concluded his final day as President Trump’s Energy secretary on Sunday, thanking his family and the American people in a tweet for allowing him to serve at the agency.

Perry tweeted Sunday that it had been “the honor and privilege of a lifetime to serve in the @realDonaldTrump Administration,” adding in a video message attached to the tweet that it had been a “wonderful, fabulous trip” to serve at secretary.

“Well, today’s December the first and my last day as the secretary of Energy,” Perry said. “I want to tell everyone what a wonderful, fabulous trip it’s been for me and my family, and hopefully for the American people as we’ve become the number one oil- and gas-producing country in the world.”

Read more at The Hill.