Liam Gallagher says his only rival for Knebworth would be Freddie Mercury

Liam Gallagher has said that Freddie Mercury is perhaps the only other frontman who he thinks could perform a solo gig as big as Knebworth.
The singer documented his return to Knebworth as a solo act earlier this summer for the film Knebworth 22, which sees him perform in the Hertfordshire town 26 years after Oasis‘ famed shows there in 1996.READ MORE: Liam Gallagher: Knebworth 22 review: a rock and roll return relived in styleAt one point in the film, Gallagher insisted that only former Q