I didn’t d think this, but also, if David wins I’m really looking forward to his speech both acknowledging Michael, while also taking the Michael

Sounds lovely, but they can't. BAFTA Rules & Guidelines, p. 14: "Performers may only enter individually, unless in Entertainment Performance where a pair with equal billing may enter together." If they were both nominated, they'd be pitted against each other - worse! So until the rules change...