The issue has been 'lurking/waiting in the wings' [=it has been waiting to be dealt with] for several years.
He's known as a comic actor, but he's 'spreading his wings' and trying a serious role in his new movie.
His nomination is supported by the party's 'left wing' but opposed by the right wing.
(..) I think it's time that you and I. Arranged a heart to heart If this is where the monarchy is headed Count me out! Out of service, out of Africa I wouldn't hang about... aaagh! This child is getting wildly out of wing Oh I just can't wait to be king! Everybody look left Everybody look right Everywhere you look I'm Standing in the spotlight Let every creature go for broke and sing Let's hear it in the herd and on the wing It's gonna be King Simba's finest fling Oh I just can't wait to be king! Oh I just can't wait to be king! Oh I just can't waaaaaait... to be kiiiiiiiiiing! (..)1994 The Lion King