JUst a few clues left to solve. 12a-Parisian thugs smash instrument (7,6) ?p?n?s?, g?i?a?. 18a-Peckham resident treating one dry foot (6,7) ?o?n?y, ?r?t?h?. 14d-secret place for DIY, he got out of awkward spot (5,4) ?i???, ??l?. 22a-so cheerful when throwing line in (4). o???. all help appreciated.