R.I.P. Olivia Newton-John / Kaley Cuoco to star in Peacock's Based on a True Story / Netflix cancels Q-Force

PLUS: Veep's Armando Iannucci is returning to HBO, teaming with Sam Mendes on a comedy pilot skewering superhero movies.

Olivia Newton-John dies: The pop icon and Grease star was 73
The English-Australian singer and actress, best known for playing Sandy in Grease and for chart-topping hits like “Physical,” died Monday a…