According to an interview with the boys they believe Harry is the most popular. Which is sad, because they are all amazing and if you were a true fan (directioner), you would love them all equally :)
It is 36 minutes and 46 seconds, Niall gets 1 minute and 26 seconds
Since the album was RIAA Certified Diamond, that means that the album had at least 10,000,000 sales in the U.S. alone.
One direction has had 54 concerts in the USA
there are four
One Direction is classified under the genre of "POP" therefore their music is Pop. So One Thing is Pop.
Harry Styles, One Direction member, 36:46 in total.
Millions
It's Niall Horan because he said the only thing he likes about himself are his eyes. Plus, he doesn't get very many solos on the album Up All Night.
The lead vocals are Liam and Harry. An indication on who gets how many solos is below, it is the total length of their solos for their first album: Niall- 1:24 Louis- 1:29 Harry: 7:13 Liam- 7:08 Zayn- 5:13
Tom Fletcher (from Mcfly) wrote the song "I Want" on One Direction's first album, but he, Danny Jones, and possibly Dougie Poynter are writing at least 1 song for their next album. Some sources have suggested that the Mcfly guys will be writing almost all the songs on One Direction's next album, but that has been verified yet.
5 guys
None of them.
One Direction have 37 songs, including one's from X-Factor :-) one direction only have 15 songs by them on their album though with three songs that arnt on their album
They currently have 3 albums! Their 4th album "Four" can be preordered now!!
15 songs.
There isn't really any way to answer that. There are hundreds, if not thousands of trumpet solos. Almost every major composor wrote at least a couple of trumpet solos, some wrote many...
Too many.