All the stars won't be closer at the 91st Oscar ceremony.
Out of the 5 nominees, only 2 are expected to perform, and you probably know what they are;[Spoiler (click to open)]"Shallow" from A Star is Born and "All the Stars" from Black Panther
The other three songs would get asides, but nothing is set in stone. While this rumor is causing a stir in the music camps, an insider suggests this is more of an attempt to cut the long-winded show down to less than 3 hours.