The worst generation or other name is Supernova are those who are considered by the World Government as a troublemaker in all the places they live. The worst generation consists of 11 people and one additional person is Marshall D. Teach or better known as Kurohige.
In an SBS there is someone who asks Oda sensei about the hobby of the worst generation, then oda also gives answer as follows.
Luffy
Oda says if Luffy has an adventure hobby and eat.
Roronoa Zoro
Zoro has a hobby of Practicing, Sleeping and Drinking
Trafalgar Law
Law has a hobby of wandering and collecting coins
Eustass Captain Kid
Listen to music and also collect various types of weapons
Capone Gang Bege
See the beauty of a painting and play board games
Scratchman Apoo
He has a rapping hobby, surfing and playing the flute
Basil Hawkin
Hawkin has Hobby of Interior Design, Sewing and Bath
X Drake
Drake has a hobby of collecting reptiles and he can be called reptile maniacs, Drake also has an Astrophysics hobby
Jewelry Bonney
Jewelry has the same hobby with Luffy that is eating and he also has a hobby of playing Jenga
Killer
Uroge
Uroge has a hobby of drinking, making love and also climbing
+1 Marshal D. Teach (Kurohige)
Kurohige has a hobby of eating pie, Gambling and researching history