What is another word for call the tune?
Pronunciation: [kˈɔːl ðə tjˈuːn] (IPA) 
Call the tune is an idiom that means to be in a position of control or authority where one is able to dictate the terms of a situation or make important decisions. There are many synonyms that can be used instead of this phrase, including: be in charge, run the show, lead the way, set the agenda, be at the helm, hold the reins, have the upper hand, be the boss, be the master, or have one's finger on the pulse. These phrases can be used interchangeably, depending on the context. Regardless of which phrase is used, they all convey a sense of power and control over a particular situation or group.
