Shri Krishna is the God of Gods. Krishna-bhakti is the topmost Bhakti-yoga . Srimad Bhagavad Gita and Srimad Bhagavatham describe in detail the requirements of Krishna-bhakti .
It is a known fact that , only those selected by Bhagavan Himself could be His Bhaktas.
May you all have a blessed Janmashtami chanting and singing the names of Lord Krishna the Lord of the universe and the Father of all living entities.