Yadda yadda yadda…blah blah blah
From the Urban dictionary: yadda yadda yadda is a phrase that means “and so forth” or “on and on;” it usually refers to something that is boring and repetitive. The phrase comes from Yiddish, and became popular in the 1990’s after it was featured on the popular TV show “Seinfeld.”
Synonym: blah blah blah
For example: Liz told me every single detail about her trip — how big her room was, where she sat on the plane, yadda yadda yadda.