Interior Minister Rehman Malik Thursday described ties with Muttahida Qaumi Movement (MQM), one of the partners of the ruling coalition, as normal, saying trivial bickering among allies is a thing of routine. Talking to media outside the Parliament House, Rehman Malik dispelling the impression of rifts among the coalition partners said no major differences exist among them. If MQM has boycotted the National Assembly and Senate sessions, it must be in line with their manifesto, he said, adding 'this is the beauty of democracy.