A'ja Wilson celebrated her new record for most points in a WNBA regular season ... by spending the day with NBA star Bam Adebayo!!
TMZ Sports obtained photos of the two basketball centers making their way downtown in Indianapolis on Thursday -- just hours after Wilson secured the single-season scoring title against the Indiana Fever.
The six-time WNBA All-Star and Miami Heat hooper were among a group of people on a stroll down Market Street .