快樂就係咁簡單

每次~~~阿b一踏上地鐵既月台~~~面上都流露出熱切期待~~~當聽到"列車即將到達"既廣播~~~就開始顯得興奮~~~而當列車埋站~~~阿b更加熱烈揮手歡迎~~~要令阿b開心~~~就係咁簡單~~~而阿b既快樂亦感染到sa媽咪同樣快樂~~~~~~