Chennai, Feb 22: Actress Trisha on Wednesday shared her excitement over signing the sequel to 2003 Tamil actioner "Saamy". She will reunite with actor Vikram and director Hari for the third time."I wouldn t call it a circle but looks like I m back where I started. On board Saamy 2 . Excited," Trisha tweeted.To be helmed by Hari, the film will mark the return of Vikram as the righteous but foul-mouthed police officer Aarusaamy.Shibu Thameens will be bankrolling the project which will have Harris Jayaraj s music.Vikram, who is simultaneously shooting for two Tamil projects, will begin work on "Saamy 2" in the second half of the year.