Thami Shobede. (Photo supplied: Mzansi Magic)
The 31-year-old, who competed in the 12th season of reality singing competition in 2016, died on Thursday.
The details of the public service have been released online, with fans expected to fill the Sandton Assemblies of God centre on Wednesday.
To follow the proceedings on social media, follow the hashtag #ThamiShobedeMemorial on Twitter.