Shannon & Boone - Sibling Issue

Season 1 - Pilot Part 1

Shannon & Boone - Sibling Issue

Season 1 - Walkabout

Jack - Daddy Issue

Season 1 - White Rabbit

Jin & Sun - Marriage Issue

Season 1 - House of the Rising Sun

Charlie - Brother Issue

Season 1 - The Moth

Claire - Motherhood, Daddy, Adoption Issues

Season 1 - Raised By Another

Shannon & Boone - Sibling Issue
Locke - Daddy Issue

Season 1 - Hearts and Minds

Michael & Walt - Family, Adoption Issues

Season 1 - Special

Charlie - Brother Issue

Season 1 - Homecoming

Jack - Daddy Issue
Kate - Marriage Issue
Locke - Adoption Issue
Sawyer - Broken Family

Season 1 - Outlaws

Shannon & Boone - Sibling Issue
Locke - Daddy Issue
Jin & Sun - Marriage Issue
Jin - Daddy Issue

Season 1 - ...in Translation

Hurley - Mommy Issue

Season 1 - Numbers

Boone - Mommy Issue
Locke - Daddy Issue

Season 1 - Deus ex Machina

Claire - Motherhood Issue
Jack - Marriage Issue

Season 1 - Do No Harm

Claire - Motherhood Issue

Season 1 - The Greater Good

Kate - Mommy Issue

Season 1 - Born To Run

Jack - Daddy Issue
Jin & Sun - Marriage Issue

Season 1 - Exodus Part 1

Jack - Marriage Issue

Season 2 - Man of Science, Man of Faith

Locke - Daddy, Relationship Issues

Season 2 - Orientation

Jin & Sun - Marriage Issue

Season 2 - ...and Found

Shannon - Step-Mom, Father, Relationship Issues
Claire - Motherhood Issue

Season 2 - Abandoned

Ana Lucia - Mommy, Motherhood, Relationship Issues

Season 2 - Collision

Eko, Broken Family, Brother Issues

Season 2 - The 23rd Psalm

Kate - Daddy Issue

Season 2 - What Kate Did

Jack - Daddy, Marriage Issues
Jin & Sun - Marriage Issue

Season 2 - The Hunting Party

Charlie - Brother, Mommy, Daddy Issues

Season 2 - Fire + Water

Sayid - Family, Daddy Issue

Season 2 - One of Them

Claire - Adoption Issue

Season 2 - Maternity Leave

Sun & Jin - Marriage Issue

Season 2 - The Whole Truth

Locke - Daddy, Relationship Issues

Season 2 - Lockdown

Ana Lucia - Mommy Issue

Season 2 - Two For The Road

Desmond - Relationship Issue

Season 2 - Live Together, Die Alone

Jack - Daddy, Marriage Issues

Season 3 - Tale of Two Cities

Jin & Sun - Marriage Issue
Sun -  Daddy Issues

Season 3 - Glass Ballerina

Locke - Daddy, Relationship Issues

Season 3 - Further Instructions

Sawyer - Fatherhood Issue

Season 3 - Every Man For Himself

Eko - Adoption Issue

Season 3 - Cost of Living

Kate - Marriage Issue

Season 3 - I Do

Juliet - Sister, Marriage Issues

Season 3 - Not In Portland

Desmond - Relationship Issue

Season 3 - Flashes Before Your Eyes

Hurley - Daddy Issue

Season 3 - Tricia Tanaka is Dead

Claire - Mommy, Daddy Issues

Season 3 - Par Avion

Locke - Daddy Issue

Season 3 - The Man From Tallahassee

Kate - Mommy Issue

Season 3 - Left Behind

Juliet - Sister Issue

Season 3 - One of Us

Jin & Sun - Marriage Issue
Sun - Daddy Issue
Jin - Daddy, Mommy Issues

Season 3 - D.O.C.

Locke - Daddy Issue

Season 3 - The Brig