CREATE TABLE table_name_39 (year NUMBER, role VARCHAR2, notes VARCHAR2)

What is the sum of Year, when Role is 'himself', and when Notes is 'celebrity guest alongside yg family'?
SELECT SUM(year) FROM table_name_39 WHERE role = "himself" AND notes = "celebrity guest alongside yg family"
SELECT SUM("year") FROM "table_name_39" WHERE "celebrity guest alongside yg family" = "notes" AND "himself" = "role"