We do not have to hide anything from Krishna or we should never think that – Well Krishna is not watching or Krishna is not seeing. Krishna is seeing everything.
One can’t become vaishnava by just wearing saffron and putting up tilak. Our real position will be displayed by our actions and behavior.
Devotee do not want liberation, they only want to serve. Service here or service there doesn't matter. 'Let me always serve you', that is the mood of a devotee.
Even to come to the stage of appreciating the good qualities of other devotees requires a certain degree of advancement.A neophyte devotee won't be able to do that.