Sharon Knolle

Grammy-winning singer Linda Ronstadt, now 67, reveals that she "can't sing a note," and that it took her years to figure out why; she was suffering from Parkinson's disease.

In today's Extra, Extra: If Gabby Douglas moves to L.A, does that signal the end of her serious gymnastic career? Plus: Keep up with us on Facebook, and follow us on Twitter: @LAist @LAistFood @LAistSports. You can also find us on Pinterest, Storify, Foursquare, and Instagram (laistpics).

We finally have an answer as to why the Hollywood sign was mysteriously lit on the nights of August 20 and 21 and why no one at the L.A. film office or the Hollywood sign knew about it.

A motorcyclist was rushed to the hospital after getting caught in clear duct tape that had been stretched across the road in La Cañada Flintridge.

In today's Extra, Extra: Arsonist professor gets 14 years and Coolio has a new career. Plus: Keep up with us on Facebook, and follow us on Twitter: @LAist @LAistFood @LAistSports. You can also find us on Pinterest, Storify, Foursquare, and Instagram (laistpics).

Bad news drivers, the 101 has been shut down in both directions because of a suspicious capped pipe found on the shoulder of the highway.

After 18 women, including a great-grandmother, came forward to accuse San Diego Mayor Bob Filner of sexual harassment, prompting calls across party lines for his resignation, Filner is finally stepping down.

Who could possibly play wrestler Hulk Hogan in an upcoming biopic? The wrestler nominates hunky Thor star Chris Hemsworth for the job.

A film producer whose daughter was killed by a reckless driver on Pacific Coast Highway is hoping to raise enough money via Kickstarter to make a documentary about what he calls "one of the most dangerous highways in America."

In today's Extra, Extra, Bradley Cooper signs on to play Lance Amstrong, Kiss brings football back to L.A., and 'Pitch Perfect' stars plan the perfect sequel. Plus: Keep up with us on Facebook, and follow us on Twitter: @LAist @LAistFood @LAistSports. You can also find us on Pinterest, Storify, Foursquare, and Instagram (laistpics).

We're getting a better look at the newest addition to the Sunset Strip, the Sunset La Cienega project (formerly known as the Sunset Millennium). The project will include both a hotel and residential units, because who doesn't want to live the rock 'n' roll life on the Strip?

A redesign of LACMA's central building that was intended as an homage to the adjoining La Brea Tar pits might end up endangering them instead, scientists worry.