Celebrity Smoking Habits: A Look at Famous Smokers

* Johnny Depp: Depp has been photographed smoking cigarettes and cigars on numerous occasions.

* Brad Pitt: Pitt has also been spotted smoking cigarettes and cigars quite often.

* Leonardo DiCaprio: DiCaprio has been seen smoking cigarettes and cigars on various occasions, including at parties and on movie sets.

* Robert Downey Jr: Downey Jr has been open about his struggles with substance abuse, including smoking.

* Scarlett Johansson: Johansson has been photographed smoking cigarettes on a few occasions.

* Rihanna: Rihanna has been spotted smoking cigarettes and cigars on a number of occasions.

* Lady Gaga: Gaga has been seen smoking cigarettes and cigars on various occasions, including at concerts and on movie sets.

* Miley Cyrus: Cyrus has been photographed smoking cigarettes and marijuana on a number of occasions.

* Justin Bieber: Bieber has been spotted smoking cigarettes and marijuana on a few occasions.

* Kylie Jenner: Jenner has been photographed smoking cigarettes on a few occasions.