The theme song for Inbound Troubles is "Everyone" (大家) by Ivana Wong and Wong Cho Lam.
The subtheme song is "Brother Song" (哥歌), which was composed, written and performed all by Ivana Wong.
Selected soundtracks from Inbound Troubles:
Wong Cho Lam - "Who" (那誰) - original by William So
Oh Baby - "Messy Hair" (頭髮亂了) and "Blessings" (祝福) - originals by Jacky Cheung
Mimi Chu - "Mother I Love You" (媽媽I Love You) - original by Maria Cordero
Ivana Wong - "Your Name, My Surname" (你的名字我的姓氏) - original by Jacky Cheung
Ivana Wong, Wong Cho Lam - "I'm Really Hurt" (我真的受傷了) - original by Jacky Cheung
Wong Cho Lam - "Goodbye Kiss" (吻別) - original by Jacky Cheung
Wong Cho Lam - "Silly" (傻癡癡) - original by Leon Lai
Louis Cheung - "Clear Star" (星晴) - original by Jay Chou
Mimi Chu, Tommy Wong - "Light of Friendship" (友誼之光) - original by Maria Cordero
Ivana Wong - "Wish People Longevity" (但願人長久) - original by Teresa Tang