Michael’s – FREE FREE Ultimate Slime Party! October 13, 2018 by SMFM Leave a Comment Don't Miss a deal! Sign up for our Daily Free Email HERE! Join us on Facebook HERE and our Facebook Group. Mark your calendars October 21st, from 2PM – 4PM local time, head into your Michaels store where they will be hosting a FREE Ultimate Slime Party! Kids will be able to make their own slime and then take it home. Even better, ALL supplies will be provided for free including the premade slime and all the fun mix-ins!