[ 4.07 ]     "Fathers and Sons"

Allman Brothers Band - Pony Boy
Beginning of the episode

Gregg Allman - Queen of Hearts
In the car, after Doug and Mark have quarrelled about fathers not loving their boys

Dave Brubeck - Take Five
Doug's dad's car starts singing to him

  [ 4.08 ]     "Freak Show"

Etta James - At Last
Mark and Cynthia get down and dirty

  [ 4.10 ]     "Do You See What I See?"

Gladys Knight & the Pips - Do You Hear What I Hear?
A montage at the end

  [ 4.12 ]     "Sharp Relief"

Tears for Fears - Everybody Wants to Rule the World
Peter and Elizabeth throw darts together

Frank Sinatra - That's Life
Peter and Elizabeth dance in a bar

Martha Reeves and the Vandellas - Heat Wave
Doug discusses his plans to elope to Mark, while at Doc Magoo's

  [ 4.13 ]     "Carter's Choice"

Smash Mouth - Walkin' on the Sun
Carter walks to work

  [ 4.17 ]     "A Bloody Mess"

Tori Amos - Crucify
County's girls have fun

  [ 4.18 ]     "Gut Reaction"

Dean Martin - That's Amore
County sings at a banquet

Buster Poindexter - Hot Hot Hot
Played at a banquet

Green Day - Good Riddance (Time of Your Life)
Jeanie and Scott Anspaugh

  [ 4.19 ]     "Shades of Gray"

Green Day - Good Riddance (Time of Your Life)
Jeanie and Scott Anspaugh

Judy Collins - Simple Gifts
Jeanie sings in the shower, preparing for Scott's funeral

Aretha Franklin - Night Life
Before Peter and Corday get down and dirty

*** I'd like to thank everyone who's helped me with this list.

Michael Colvin, Kitchen_Sink5, Lisa Esemplare, Abi, Ali, Ali H, Amy, Andrew, Anja, Aurelie, Becky, Beth, Bladez37, Carlie, Carrie, Catherine, Cathy, Cecilia, Celine, Daryl Ann, Dawn, Diane, DJ -Sn|per-, Dorothy, Eddy, Elizabeth, Elliott, Gayle, Gemma, Genevieve, Giampaolo, Ginger, Guest, Heather, Honor, J, Jamie Leah, Jason, Jen, Jenn  O, Jenny, Jessie, John, Jules, K. Peet, KatMac, Kayleigh, Kelly, Kimmi, Kingston Fan, Kira, Kitty, Kris, Kristen, Kristina, Lara, Lara W, Laura, Laura, Lauren, Laurent, Lene, Lesley, Lindsay, Lionors, littleone, Lori, Lou Ann, Lou Noah, Mara, Marianthe, Martha, Mathieu, Maya, Megan, Mel, Melanie, Melissa, Mich, Morgan, Nelson, Nikkii, Noa, Paul, Rachel D., Rachel, Raymond, Robin, Rosalyn, Sagwise, Sam, Sara, Scott, Sebastián, Sidney, Smish, Stef, Stephanie, Steve, Sydney, Sue, SugarComaxo, Tom, Tracy, Tyler Glenn, Vivi, Wendy, Woody Jones, Yvette, zigzag, Jean and Mari from the Carter-Abby-LukaFans group, and everyone at the WB ER messageboard (circa 1999-2000)

for providing many upon many song names, lyrics help, scene descriptions, and even mp3s at times.