2 huge concerts, 2 huge traffic jams as rock royalty visits Petco Park

SAN DIEGO -- Rock and Roll Hall of Famers the Eagles rocked the house for two-and-a-half hours Saturday night at Petco Park, on the first of two huge nights for A-list rock acts while the Padres are out of town.

The Doobie Brothers, who opened the concert, took the stage at 5:15 p.m, followed by Zac Brown Band from 7 to 8:30 p.m. The Petco Park parking lot opened at noon. The stadium gates opened at 3 p.m.

On Sunday, Def Leppard and Journey will kick off a second high-powered night at 6:00 p.m.

Track live traffic conditions here.

The Metropolitan Transit System boosted service to accommodate more than 70,000 concert-goers over the weekend. Attendees are encouraged to use Compass Cloud, the mobile ticketing app to speed up boarding and avoid ticket vending machine.

Over the weekend, trains will depart all stations every 15 minutes throughout the day on all three Trolley lines, according to MTS. Beginning at 3 p.m., Sycuan Green Line trains will depart every 7.5 minutes between SDCCU Stadium and Petco Park. Increased frequency will continue after the concert until crowds diminish.

All attendees will be screened and required to walk through metal detectors when entering Petco Park.

Read more at San Diego Union-Tribune.