Bristol: Pumpkin Palooza and Trick Or Treating through Downtown: 9 a.m.-Noon
Jonesborough: Halloween Haunts and Happenings: 2 p.m.-8 p.m.
Johnson City: Frankentactic Time at the Mall at Johnson City: Noon. Trick or Treating starts at 3 p.m.
ETSU Zombie 3K Fun Run: 9 a.m.
Kingsport: Halloween Bash Trunk or Treat: 3 p.m.-5 p.m.
Greeneville: Howl-O-Ween pet costume party: 11 a.m.-3 p.m.
Gate City: King Alleyween Trunk or Treat: 6 p.m.-9 p.m.
Wise County: Appalachia High School Trunk or Treat: 6 p.m.-8 p.m.