i know dave kushners birthdate but what are the other members birthdates and are they going to perform in LA soon thank you

According to Allmusic:

Slash was born Jul 23, 1965 in Stoke-on-Trent, Staffordshire, England

Duff McKagan was born Feb 5, 1964 in Seattle, WA

Scott Weiland was born Oct 28, 1967 in Santa Cruz, CA

And according to Drummerworld and other sources I found, Matt Sorum was born November 19, 1960.

Here's their tour schedule. Looks like no Los Angelos, but there are others for California.