What is PAP MP Sim Ann trying to insinuate with her "joke" on Facebook?



TR Emeritus, 9 Sep 2012
Ms Sim Ann posted the following joke on her Facebook page, http://www.facebook.com/SimAnn.SG, after the media conference for the launch of 'Our Singapore Committee' yesterday (8 Sep)]:
After attending the media conference for the launch of Our Singapore Committee this morning, I met a friend.

Friend: Media conference huh? So what did you say?

Me: I said that I look forward to conversing with fellow Singaporeans, especially on the things we could all do with a little more of – kindness, love, humour.

Friend: Humour got what use? You all better spend time doing something more useful.

Me: Ok, such as…?

Friend: Such as slaying sacred cows.

Me: Sacred cows?

Friend: Yah. Start with slaying these two. Cow-peh and Cow-bu.

Link

Related:
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  2. PAP MP Sim Ann takes a dig at Singaporeans: Slay the ‘cow peh cow bu’ - The Temasek Times