London, Sep 18 - Her dream of singing with good friend Michael Jackson was dashed by his untimely death, but now Madonna is planning the next best thing by working with his sister Janet Jackson.

The Queen of Pop had a secret dinner with Janet earlier this week and have planned to honour the late pop legend by doing something together, reported mirror.co.uk

'It was a meeting of two great musical minds. They started talking about how great it would be to honour him by doing something together,' said a source.

'There was definitely something very interesting being planned between them,' added the source.