Dozens of acts announced.
Summerfest also plans for a beer garden to be added to this year's festivities.
The Weeknd is set to perform at the festival for the first time on July 7.
MIAMI BEACH, FL - JUNE 29: Ke$ha poses in the Wonderwall Portrait Studio at the iHeartRadio Ultimate Pool Party Presented by VISIT FLORIDA at Fontainebleau's BleauLive in Miami featuring live performances by Pitbull, Ke$ha, Afrojack, Icona Pop, Krewella and Jason Derulo on June 29, 2013 in Miami Beach, Florida. (Photo by Christopher Polk/Getty Images for Clear Channel)
MILWAUKEE -- Dozens of artists who will perform as grounds stage headliners at Summerfest 2018 were announced Wednesday.
The "World's Largest Music Festival" will take place June 27 - July 01 and July 03 to July 08 along Milwaukee's lakefront.
Here's a list of 30 of the top acts who were announced Wednesday. You can see a full list at Summerfest.com.
All of the grounds stage headliners are free with admission to Summerfest. American Family Insurance Amphitheater headliners must be purchased separately, though general admission to Summerfest grounds is included with those tickets.