NASCAR Cup Series

Everything to know about Saturday night's All-Star Race

Published May. 16, 2015 9:36 a.m. ET

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Saturday night's NASCAR Sprint All-Star Race at Charlotte Motor Speedway begins with qualifying live at 7 p.m. ET only on FOX Sports 1.

Here's everything else you need to know:

PIT STOPS: Drivers' average finish from first four segments determines the order the cars will enter pit road for a mandatory four-tire pit stop following the fourth segment. Running order ties will be broken by the finish of the fourth segment. The order of the cars returning to the track following the mandatory pit stop determines the starting order for the final winner-take-all segment.

WHO'S IN? 20 drivers -- All points-race winners from 2015 and 2014, all former All-Star Race winners and Sprint Cup Series champions who are full-time active drivers, plus Friday night's two Sprint Showdown winners and the winner of the Sprint Fan Vote.

2014 ALL-STAR WINNER: Jamie McMurray

ALL-TIME ALL-STAR WINS LEADER: Jimmie Johnson, with four victories

GRAND MARSHAL: TV personality and food icon Guy Fieri

WEATHER: Weather.com calls for partly cloudy skies and a zero percent chance of rain at race time.