Not especially surprising. They all spoke at the 2020 convention.
The funny thing about the RNC was basically no prominent Republicans from the before times were there. And neither was Pence.
Jimmy Carter's grandson is going to speak on his grandfather's behalf. He's been pretty good in the past.
Kamala Harris and Tim Walz are going to do another Midwest battleground rally blitz in the lead up to Wednesday and Thursday of the convention week.