I've never heard of some of those, but I guess I'll give 'em a listen!
A "short" and abridged list of some of my favorite good songs are as follows:
by Cher: Believe, Song for the Lonely, Real Love, Woman's World, Take It Like a Man, One by One, Dark Lady, Living In a House Divided, Alive Again, Love One Another
by Elton John: Candle in the Wind, Sorry Seems to Be the Hardest Word, Believe, Blessed, American Triangle, This Train Don't Stop, All That I'm Allowed, My Elusive Drug, The Bridge, Gone to Shiloh, 800 Dollar Shoes, Home Again, My Quicksand, The Last Song
by Dixie Chicks: Wide Open Spaces, Fly, A Home, Godspeed, Top of the World, Taking the Long Way, Not Ready to Make Nice, Everybody Knows, Favorite Year, Silent House, Bitter End
by Cascada: Glorious, Every Time We Touch, Evacuate the Dancefloor, What Hurts the Most, Pyromania, Au Revoir
by Sting: Sister Moon, Stolen Car, Brand New Day, Fields of Gold, Desert Rose, A Thousand Years, Book of My Life, Send Your Love
by Lady GaGa: Donatella, So Happy I Could Die, Just Dance, Alejandro, Monster, Born This Way, Heavy Metal Lover, Gypsy, Aura
by Adam Lambert: For Your Entertainment
by Amber: Sexual
by Lizz Wright: Stop, Salt, A Taste of Honey, My Heart, Speak Your Heart
by Christina Aguilera: Beautiful, Sing for Me, Your Body, Bionic, Show Me How Your Burlesque
Maybe I should've limited that further, but when it comes to music, I almost always have an opinion!