Theatre, music, books, photography, paleontology, astrophysics, the space-time continuum...
Whatever higher power may be. Gandhi. Einstein. Bernadette Peters. Peter Jackson. Dominic Monaghan and Billy Boyd. Mandy Patinkin. ... People. Oh, and this guy:
All things Celtic or from Broadway, Jump, Emerald Rose, Knotted Tales, Rockapella, Ella Fitzgerald, Frank Sinatra, Billy Joel, Loreena McKennitt, Leahy Lakefield, Sister Hazel, Michael Rankin, Gilbert & Sullivan, Erasure, Riverdance, A New Found Glory, Capitol Steps, Avenue Q, Wicked, Into the Woods, Jeckyll and Hyde, Lion King, Mamma Mia, Once Upon a Mattress, Les Miserables, Little Shop, Annie Get Your Gun, Spamalot, The Last Five Years, Thoroughly Modern Millie, Cirque du Soleil, Hevia, Irish Tenors, Nickel Creek, The Brobdingnagian Bards, Green Day, Gavin DeGraw, Radio Free Vestibule, Dave Matthews Band, Coldplay, Savage Garden, The Cranberries, Proclaimers, Bette Midler, Bernadette Peters, Tenacious D, Tom Lehrer, They Might Be Giants, Barbera Streisand...
Lord of the Rings, Princess Bride, Sahara, Three to Tango, The Pirate Movie (not of the Caribbean), The Producers, The Princess and the Warrior, Run Lola Run, V For Vendetta, Mirrormask, a few others
Far too many to name here.
Cimorene, Rosalind, Bob Anderson, Gandhi, the usual...