If someone appears in a dream that they went to bed thinking about you?

No, dreaming of a person does not mean they were thinking of the dreamer. There is no magical radar or WiFi connecting the thoughts of individuals. In order to communicate, humans must speak directly or use some electronic device

^^Inn Othaa Worddz Datt Meannz Ittz Justt A Folklor! Maa Momma Toldd Meey Daa Samee Thanqq! Buu Denn Wenn I Askk Ma Homiees Deey Goo Hell Naaw I Waas Drunkk Lastt Niqhtt Aintt Naaw Waay Waaz i Thankinqq Boutt Chuu'...

Sooo Yeea Dattz A Deffinant Folklor