In an ITV interview due to be aired tomorrow (April 20), the singer hesitated when asked who the band were and admitted her ignorance.
> Madonna on fragrance ad controversy: 'It was perfectly innocent'
Madonna said: "That's a pop group, right? Sorry. I haven't seen them yet, no, sorry. Slap my hand."
The 'Girl Gone Wild' musician then went on to discuss her admiration for Adele, enthusing: "I would love to [work with her]. I would love to meet her, I think she's brilliant, I love her."
Madonna also mentioned that she had hoped Adele would join her for her Super Bowl performance in February, but explained that Adele was unable to take part.
"I think she was having her throat problem, or throat operation, or something," she said.
> Madonna on 'MDNA' tour: 'Expect amazing music and incredible dancing'
Madonna recently defended Adele against comments about her weight, describing the jibes as "ridiculous".
The singer's full interview with Dan Wootton will be played on Daybreak and Lorraine tomorrow (April 20) as part of a morning dedicated to her.
> Madonna on motherhood: 'I'm not as tough as I should be'
Watch the video for Madonna's 'Girl Gone Wild' below: