The dispute is likely to play out at the Delaware Court of Chancery in the US state of Delaware where Twitter will need to prove that fake accounts comprise only 5% of all accounts on Twitter.
Twitter shares, which were already trading lower than the price offered by Musk, sank about four per cent on the news in after-market trades.
Pavitra, daughter of senior Kannada actor Late Mysuru Lokesh, is an established small screen as well as big screen actor in Kannada and Telugu languages.
Lawyers for the Tesla and SpaceX CEO made the threat in a letter to Twitter dated Monday that the company disclosed in a filing with the US Securities and Exchange Commission.
The financing changes outlined in a regulatory filing would shave $6.25 billion from the lending package Musk had previously lined up for the Twitter buyout.
Big tech platforms are facing increased calls to bar Russian state media from using their platforms to spread propaganda and misinformation.
Facebook Messenger is testing a feature that will flag off messages coming from a fake account, Engadget reported.
India yesterday warned Facebook of "stringent" action for any attempt to influence polls by allowing data theft and even threatened to summon Zuckerberg if needed.