https://mobile.twitter.com/scottmorrisonmp
I couldn't remember if Scott Morrison did so, but Google results seem to indicate it[1].
[1] https://www.google.com/search?q=%22%40scottmorrisonpm%22
Meanwhile ScottMorrisonMP has no dip in caches. http://web.archive.org/web/20210801000000*/Twitter.com/Scott...
https://mobile.twitter.com/scottmorrisonmp