The idioms and phrases are our cultural heritage. Interfering with them would tantamount to blasphemy.
So, never contemplate doing that. Though,Tom Dick and Harry shall mean same as Dick Harry and Tom. Why don't we make an attempt to straighten the leaning tower of Pisa ? https://en.wikipedia.org/wiki/Leaning_Tower_of_Pisa.
Though we poets do take such liberties as I did with one of my latest poems posted at allpoetry.com.
I used the idiom "at the nick of time" as " at the time nick.Kindly see below ( For rhyme)
"I had to be home as dear mom was sick
Thank God, I could reach at the time nick.''