Members of a dance troupe dress in halloween costumes perform on the street during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

Residents take pictures of a performer in costume at the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

Performers in halloween costumes perform on the street during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

Performers in halloween costumes perform on the street during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

Performers in halloween costumes interact with the people during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

A performer gestures in halloween costume during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

A performer gestures in halloween costume during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)

Performers in halloween costumes perform on the street during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang sen)

Performers in halloween costumes interact with the people during the halloween parade in downtown Vancouver, Canada, on Oct. 18, 2015. The Halloween Parade is a fun and free event with over 200 costumed performers marching along the streets which drew nearly 100,000 spectators. (Xinhua/Liang Sen)