They provided well-wishers the opportunity to lay flowers and light candles in memory of Leo.

"This angel was in total shock and delight and moving throughout a warm room of well-wishers," Willis continued.

Among well-wishers commenting on social media were Pitch Perfect co-stars Adam Devine and Elizabeth Banks, who offered their congratulations to the couple.

In Pacquiao’s dressing room area afterward, well-wishers and boxing groupies made it crowded and chaotic, even more than usual.

Clyde tugboats fired water cannons to send off the submarine and its 110-strong crew on Tuesday, before being welcomed by waving well-wishers as it sailed into Plymouth Sound.