a musical performance by a soloist or soloists

Link to present incidents:
Despite having a recital that evening, Lang Lang has agreed to this interview to promote his new piano method for children aged five to 10, published by Faber. Next month, he will play a concert for children at London’s Royal Albert Hall, with all tickets £5. This latest educational venture is an extension of the Lang Lang Piano Academy, launched in 2014, and the Lang Lang International Music Foundation for more advanced players, two of whom will play alongside him. (The Guardian about the Chinese pianist)