Answers revealed in the comments.
GAME 1
There are five 20th-century U.S. presidents who served as U.S. Senators at some point prior to their presidency. Name three of those five presidents.
GAME 2
What singer-songwriter has released more albums in the decade of the 2010s that have reached #1 on the Billboard 200 chart than any other woman?
hebspeaks 
Game one answers:
Warren G. Harding
Harry S. Truman
John F. Kennedy
Lyndon B. Johnson
Richard M. Nixon
GAME 2 answer:
Lady Gaga