Now a days heroines are concentrating on navel exposure in south ,yes even if u have watched recent films u can observe this point,most of them Tapsee,kajal,Ileana,Anushka and even Tamanna,here is the still of Tamanna where in she has worn a stylish bandhini saree and tied in a different way such that her hot navel is completely exposed and here her navel is being shaken by her co star Karthi ....