Conversation so far:
Did The Black Eyed Peas record a new album in 2015?
Black Eyed Peas would start recording sessions for their seventh studio album in 2015.
Have they toured during this time period?
CANNOTANSWER.
Are all the original members still in the band?
On February 18, 2018, will.i.am confirmed Fergie's departure from the band, in an interview with the Daily Star.
Are there any other interesting aspects about this article?
The performance, which included a pyrotechnic display, ran over time and forced the kick-off to be delayed by several minutes.

Question: Did they do a special event for their 20th Anniversary?
Self-contained rewrite: Did The Black Eyed Peas do a special event for their 20th Anniversary?