Whenever someone announces that they are listening to music, the bot starts dancing

However the trigger part is a little difficult, as the only thing that's shared by all the diff. mp3 scripts, are the format showing the lenght of the song being played. E. g. 4:37
How can imake this into a texttrigger? *:** of course wont vork, as it will react everytime someone writes :, and i don't even think i can use : as a trigger, as it's already a part of the code?