CREATE TABLE table_29523 ("Artist" CLOB, "Country" CLOB, "Number-one single ( s ) " CLOB, "Year" FLOAT, "Weeks at #1" FLOAT, "Straight to #1 ?" CLOB)

What number-one single is performed by artist Pep's?
SELECT "Number-one single(s)" FROM table_29523 WHERE "Artist" = 'Pep''s'
SELECT "Number-one single(s)" FROM "table_29523" WHERE "Artist" = 'Pep''s'