10a Emotionally charged chart topper of yesteryear for Barbara Streisand (8) no letters
18a Unwritten rule to overrule thus?. OK. Expect a name in turn. (4, 2, 9)
27/11a. Big banking heads briefly prepare....trouble brewing in housing market (8, 6)
27a. Localised landmarks so devalued these days (4)
MAAany thanks