By JAN UEBELHERR Summerfest has landed two of the hottest names in pop music -- Alicia Keys and John Mayer -- for back-to-back headline shows at the Marcus Amphitheater, it was announced Thursday. Keys will perform at 7:30 p.m. July 1. An opening act will be announced later.

By DAVE TIANEN They are the hottest thing in cute-boy teen pop. The Jonas Brothers played to packed arenas opening for Miley Cyrus and co-starred with her in her "Hannah Montana" 3-D concert movie. Their self-titled sophomore album is platinum and holding steady in the Billboard top 30.

By Vikki Ortiz and Tom Held, Milwaukee Journal Sentinel Jul. 8--Maybe Summerfest officials should think about going to solar power as the source of electricity, as the festival grounds on Friday were without power for the second time since the start of the event.