Hollywood actress Sienna Miller has rubbished reports she has been enjoying a romance with Leonardo Dicaprio. Miller, who finally split from her boyfriend Jude Law near the end of last year (06) following an on/off relationship, and DiCaprio were said to have canoodled at a Los Angeles nightclub recently. However, Miller claims she had not seen DiCaprio for 18 months until last night's (15JAN07) Golden Globe Awards. She says, "Absolutely no truth, I'm afraid to say. (We are) buddies from a while ago."