Katy Perry and Robert Pattinson
Jason DeCrow/Invision/AP; Steve Granitz/WireImage
05/28/2013 at 02:05 PM EDT
How would you feel if Robert Pattinson
and Katy Perry
showed up at your
"It was extra exciting for Tanya and John," said a close family member of bride Tanya Mayer, 23, and groom John Ricotta, 26, whose rehearsal at the San Ysidro Ranch in Montecito, Calif., was crashed Saturday
by the stars.
"They were just sitting quietly and talking," the relative told PEOPLE, "and we were on the lawn nearby. We respected their privacy."
Pattinson and Perry appeared in the main courtyard of the ranch and watched a procession of parents and grandparents before the bride walked down the aisle.
The unexpected guests were the talk of the wedding the next day, Sunday, which was, according to another relative, "all-inclusive," to represent the diverse backgrounds of the wedding couple's families.
"The ceremony paid tribute to all the families with Jewish, Catholic and Hindu grandparents walking down the aisle," the second relative told PEOPLE.
The newlyweds are now off on their honeymoon.