return multiple Vars in Dax

Try this.  It's a little advanced, and came from www.sqlbi.com  Check out this article for the full explanation

Calendar = 
VAR BaseCalendar =
    CALENDAR ( DATE ( 2016, 1, 1 ), DATE ( YEAR( TODAY() ), 12, 31 ) )
RETURN
    GENERATE (
        BaseCalendar,
        VAR BaseDate = [Date]
        VAR YearDate = YEAR ( BaseDate )
        VAR MonthNumber = MONTH ( BaseDate )
        VAR MonthName = FORMAT ( BaseDate, "mmmm" )
        VAR YearMonthName = FORMAT ( BaseDate, "mmm yy" )
        VAR YearMonthNumber = YearDate * 12 + MonthNumber – 1
        RETURN ROW (
            "Day", BaseDate,
            "Year", YearDate,
            "Month Number", MonthNumber,
            "Month", MonthName,
            "Year Month Number", YearMonthNumber,
            "Year Month", YearMonthName
        )
    )