Singular	Plural
I will be walking	we will be walking
you will be walking	you will be walking
he/she/it will be walking	they will be walking

Singular	Plural
I will be sleeping	we will be sleeping
you will be sleeping	you will be sleeping
he/she/it will be sleeping	they will be sleeping

Singular	Plural
There is no future progressive for the "to be" verb. "Will be being" is expressed simply as "will be": "We will be being happy."