The pop star is set to marry beau Sam Asghari and ex Jason Alexander live-streamed the scene and declared, "I'm here to crash the wedding."

A scene unfurled external the home of Britney Spears on Thursday evening as the vocalist's one-time spouse.

Jason Alexander was handled and confined by police for endeavoring to crash her wedding.

Alexander, who wedded Spears in 2004 in a quick in and out Las Vegas wedding...

That endured just a short time before she had it canceled, live-streamed the movement on Instagram.

In one clasp, Alexander is seen wandering the property and declaring uproariously to somebody on location.

"Britney Spears welcomed me here. She's my most memorable spouse, my main wife," he says. "I'm here to crash the wedding."

In another clasp, he accesses a rose wedding scene with a goliath botanical background as laborers give off an impression....

Of being putting the last little details on the occasion. ..........

It's muddled the way that he had the option to make it past security and wander so openly.....

At what was generally anticipated to be a close and vigorously observed occasion.

The series closes as he is drawn nearer by security and has all the earmarks of being handled to the ground as the recording removes.

In a photograph got by TMZ, Alexander is seen lying on the ground with security holding him down.....