West Side (Chinese: 西界; pinyin: Xī Jiè) is Chinese Singaporean Mandopop singer-songwriter JJ Lin's fifth Mandarin studio album. It was released on 29 June 2007 by the Ocean Butterflies Music.
The track "殺手" (The Killer) was nominated for Top 10 Gold Songs at the Hong Kong TVB8 Awards, presented by television station TVB8, in 2007. 
- "獨白" Dú Bái (Confession)
- "殺手" Shā Shǒu (The Killer)
- "殺手@續" Shā Shǒu @ Xù (The Awakening)
- "西界" Xī Jiè (Westside)
- "無聊" Wú Liáo (J-Fusion)
- "單挑" Dān Tiāo (1 Vs 1)
- "大男人.小女孩" Dà Nán Rén Xiǎo Nǚ Hái (Boyfriend Girlfriend) - Kinship ending theme song
- "發現愛" Fā Xiàn Ài (Love's In The Air), with Jin Sha - Cornetto ice cream advert song
- "不流淚的機場" Bú Liú Lèi De Jī Chǎng (Flying On Your Wings)
- "Baby Baby"
- "自由不變" Zì Yóu Bú Biàn (Freedom) - Legend of the Sea theme song
- Titles in quotes are English released versions, not literal translations.