On Thursday, Britney Spears and Sam Asghari tied the knot in a Southern California ceremony.
Jason Alexander, her ex-husband crashes her wedding, was chased and detained by security at her home.
Alexander's Instagram live video purportedly shows him entering Spears' house and then a bridal tent with flowers and seats.
Many celebrities attended her wedding including Madonna
In September, Spears and Asghari made official their engagement.
Wedding was small and was attended by 100 people