作詞：楊立德
作曲：黃曉寧
淡藍色的信放在我口袋
可愛的笑靨令我關懷
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
我的筆友 是一個小女孩
小小的字跡從遠方寄來
藍色的信紙還印著紫羅蘭
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
我的筆友 是一個小女孩
從沒見過面 純純的愛
祝福跟關懷 我等著信來
淡藍色的信 放在我口袋
可愛的笑靨令我關懷
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
我的筆友 是一個小女孩
小小的字跡從遠方寄來
藍色的信紙還印著紫羅蘭
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
我的筆友 是一個小女孩
從沒見過面 純純的愛
祝福跟關懷 我等著信來
淡藍色的信 放在我口袋
可愛的笑靨令我關懷
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
我的筆友 是一個小女孩
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦
啦啦啦 啦啦啦 啦啦啦 啦啦啦
啦啦啦 啦啦啦