"I think there's a lot of people who are acting like they are in love," she tells Real Talk.
"There's people who are acting like besotted with each other and mmmmm."
With four couples going strong at the moment – Cam and Jules, Mike and Heidi, Mick and Jessica and, Michael and Martha, who could Elizabeth be referring too?
Fortunately for fans of these couples, not all of the marriages are just for show.
"There's ones that are absolutely head of heels and I want to be godparent," Lizzie says.
To hear more of Lizzie's explosive interview, listen to the latest episode of Real Talk with Holly & Ali below.