How do you get cog discuses on toontown

I only know how to get sellbot go in the sellbot HQ sellbot factory create a boarding group let the leader choose in which entrance to go in than defeat all the cogs and last the factory foreman you need to get ten discuse parts so you have to defeat the factory fore man ten times to get your discuse then collect all your merits and you are ready to defeat the vp!(viceprecident)