Rocker Jon Bon Jovi toasted bandmate Richie Sambora's birthday on Monday (10JUL06) with some friendly advice for future relationships. Sambora, whose prolonged and bitter divorce battle with Heather Locklear is expected to be finalised in August (06), is currently dating former Bond girl Denise Richards. But, at a concert on the eve of the guitarist's 47th birthday, Bon Jovi warned him to think carefully before walking down the aisle again. After singing a special acoustic rendition of I'LL BE THERE FOR YOU, the New York Daily News reports Bon Jovi told the crowd at the sold-out show in Hollywood, Florida, "This time, sign a prenup!"