The two actors became involved more than 20 years ago, when Amanda was still married to her first husband, Les Dennis.
The Italian Job hosts really did go all out at Wednesday's Attitude Awards.
The pair married in 1995 and split five years later, after the Britain’s Got Talent judge had an affair.
All eyes were on Holly this week, as she returned to This Morning for the first time since Phillip Schofield's departure.
The Britain's Got Talent judge lamented that "strong and intelligent women have for far too long been pitted against one another".
Several news outlets claimed a post from the Britain's Got Talent judge was a deliberate swipe at Holly's This Morning statement.
Both TV presenters are reported to have had rather rocky relationships with the departing daytime star.
The Ted Lasso star co-hosted the first semi-final with Alesha Dixon and Ukrainian singer Julia Sanina.
"It is people with too much time on their hands," the long-standing judge said of Ofcom complaints about her wardrobe.
"My kinda dinner party," the divisive presenter said of the evening.