Wiktionary
vb. 1 (context idiomatic English) To compete vigorously, to quarrel, or to fight physically. 2 To create one or more variations of the usual way in which something is done.
Wikipedia
Mix It Up is a remix album by Christian pop group Jump5. It was released on April 6, 2004. It includes nine remixes of songs from their previous studio albums (excluding their 2002 Christmas album All the Joy in the World), three tracks containing in-studio audio of the group, and cover of Kool & the Gang's " Celebration" which had previously released on the Kim Possible soundtrack.
It charted at #3 on Billboard's Top Electronic Albums chart in 2004.
Usage examples of "mix it up".
Sheriff, Bill and Ed Sutter are starting to mix it up out in from of the hotel.
You told me you were tanked enough to mix it up with a customer, the guy you made for a cop.
Better to clobber a dumb little enemy than mix it up with a smart powerful one.
We can't let Dumaroy and the Norbies mix it up just to please those Xiks!
If they have to mix it up with a Manty or Grayson LACs, they're really going to need to do it from within our own starships' engagement envelope.
If they have to mix it up with a Manty or Grayson LACs, they’.