[Kingly_Krab]

As provocating stated, you had an extra bracket. You also have a bareword in quest::zone().

sub EVENT_SAY {
    if($text=~/hail/i) {
        plugin::Whisper("Hello, would you like to visit the  " . quest::saylink("Bazaar", 1) . "?");
    } elsif($text=~/Bazaar/i) {
        plugin::Whisper("Very well.");
        quest::zone("bazaar");
    }
}

sub EVENT_SPAWN {
    plugin::SetMobColor(quest::ChooseRandom(0..255), quest::ChooseRandom(0..255), quest::ChooseRandom(0..255));
}