A "friend of" David Foster seems to think so:
"He didn’t understand why Yolanda wouldn’t leave The Real Housewives of Beverly Hills if she’s in so much pain and so tired,” says the source. “He’s famous and private and rich, so it was frustrating Yolanda wanted to do this show so badly,” says Friend of David, who seems to have forgotten the iconic Princes of Malibu.
and so on.
sources: tweet / usweeks
Why David Foster is questioning the severity of Yolanda's sickness: https://t.co/gXlGi6zAFlpic.twitter.com/K0htDMCyC3
— Us Weekly (@usweekly) December 18, 2015
"He didn’t understand why Yolanda wouldn’t leave The Real Housewives of Beverly Hills if she’s in so much pain and so tired,” says the source. “He’s famous and private and rich, so it was frustrating Yolanda wanted to do this show so badly,” says Friend of David, who seems to have forgotten the iconic Princes of Malibu.
and so on.
sources: tweet / usweeks