Only In Italy 5 - Gladiators at the Colosseum

The transcript discusses the presence of gladiators at a famous landmark, who invite tourists for photos and then demand high fees. The city authorities are concerned about the negative image due to these unregulated gladiators. Despite their appearance, the gladiators protested non-violently by blowing whistles. The transcript humorously suggests that using swords might have been more effective and references Russell Crowe's portrayal of a gladiator.

What might have made it easier for the gladiators to get their way?

What humorous reference is made regarding gladiators in the text?