How to delete an excel worksheet programmatically VB.NET

Question

I tried following to permanently delete a worksheet from an excel workbook, however it is not working as expected,

CType(oWB1.Sheets("ABC"), Excel.Worksheet).Delete()

What is wrong here?

Answer 1

oWB1.Application.DisplayAlerts = False
oWB1.Sheets("ABC").Delete
oWB1.Application.DisplayAlerts = True