Who is the worst boy band ever in world?

The worst boy band ever in world is a highly subjective and debatable topic, as people have different opinions and tastes in music. However, certain boy bands have gained a reputation over the years for various reasons, including poor musical talent, lack of originality, over-commercialization, or scandals. Some examples of boy bands that have been criticized or perceived negatively include:

1. Backstreet Boys (during later years): While the Backstreet Boys achieved immense success in the 1990s and early 2000s, some critics argue that their later releases lacked the same level of creativity and musical innovation as their earlier work.

2. NSync: Similar to the Backstreet Boys, NSync was a highly popular boy band in the late 1990s, but received criticism for their perceived over-commercialization and lack of authenticity in their music.

3. Boyz II Men: Boyz II Men was a successful R&B boy band known for their smooth harmonies, but they also faced criticism for their formulaic approach to music and lack of diversity in their songs.

4. New Kids on the Block: New Kids on the Block was a popular boy band in the 1980s, but their popularity waned in the following decades, with some critics citing their music as dated and lacking innovation.

5. Jonas Brothers: The Jonas Brothers gained fame in the mid-2000s, but faced criticism for their perceived pandering to a young audience and their lack of musical maturity.

These examples are just a few of the boy bands that have received negative criticism, and it's worth noting that not everyone shares the same opinions. Some people may genuinely appreciate the music of these bands and find their popularity justified, while others may disagree.