John (left) and Tracy McCafferty (center) of Northbrook look at a lab boxer mix being held by shelter volunteer Donna Chilia of Buffalo Grove at the Orphans of the Storm animal shelter in Riverwoods during a "Holiday Music Series, Singing along with the d

Joan Wittenberg of Northbrook (right) looks at a terrier named Angel being held by shelter volunteer Cara Lynch of Lincolnshire. | Michael Schmidt~Sun-Times Media

Sherry Kaplan (right), wife of Riverwoods Mayor Bill Kaplan, pets Angel being held by shelter volunteer Cara Lynch. | Michael Schmidt~Sun-Times Media

Olivia Brunning, 12, and her brother Graham, 14, of Northbrook, look at a labrador mix named Black-Jack at the shelter. | Michael Schmidt~Sun-Times Media

Cats hang out in the cat room at the shelter. | Michael Schmidt~Sun-Times Media

Cats hang out in the cat room at the shelter. | Michael Schmidt~Sun-Times Media

Members of the Top of the World Quartet, (from left) Carolyn Mathewson of Buffalo Grove, Dina Hendershot of Zion, Amy Kritzman of Buffalo Grove and Sarajoy Pickholtz of Wheeling, entertain with their music at the shelter. | Michael Schmidt~Sun-Times Media

The crowd listens to Top of the World Quartet. | Michael Schmidt~Sun-Times Media

Sweetheart will win you over with her grace and charm. | Contributed photo