“Our job as artists is to spread joy and peace and love,” Stamos told the crowd.
“And most importantly to bring people together through the power of music.”
Bruce Johnston added: “The violence in Manchester Monday evening was heartbreaking.
“Our prayers tonight are with all the victims, the wounded and their loved ones.”
He continued: “We stand with the people of Manchester. We stand with all of the U.K,” said Beach Boys band member Bruce Johnston.
Mike Love added: “We stand with all those who cherish freedom. We’ve been bringing young people together for 55 years.
“We are all those kids at the concert tonight. They are in our hearts forever.
“Please join us for a moment of silence honouring all affected by this horrific event.”
According to People, the entire crowd stood in solidarity during the tribute, with the song The Warmth of the Sun dedicated to the deceased.
It was written on the morning of the Kennedy assassination and released in 1964.
Ariana Grande, whose concert was the setting for the cruel act of terror, Has suspended the rest of her European tour through June 5.