Sip. Shop. Spa. Friday, December 14, 2018 6:00 PM 8:00 PM 18:00 20:00 Indigo Salon & Day Spa 7 Summer Street chelmsford, ma 01824 (map) Google Calendar ICS Grab all the girls and join us at Indigo Salon & Day Spa on Friday, December 14th from 6-8p!Light refreshments will be served. Humanity will be open 11-7p while we pop-up shop at Indigo Spa.