Yes, after many hours, late nights, hair pulling, some private yelling:
core@master ~/mysql_replication_kubernetes/galera_sync_replication $ kubectl get pods
POD IP CONTAINER(S) IMAGE(S) HOST LABELS STATUS
pxc-node1 10.244.72.7 pxc-node1 capttofu/percona_xtradb_cluster_5_6:latest 172.16.230.136/172.16.230.136 <none> Running
pxc-node2 10.244.15.2 pxc-node2 capttofu/percona_xtradb_cluster_5_6:latest 172.16.230.134/172.16.230.134 <none> Running
pxc-node3 10.244.42.2 pxc-node3 capttofu/percona_xtradb_cluster_5_6:latest 172.16.230.135/172.16.230.135 <none> Running
mysql> show status like 'wsrep_incoming_addresses';
+--------------------------+----------------------------------------------------+
| Variable_name | Value |
+--------------------------+----------------------------------------------------+
| wsrep_incoming_addresses | 10.244.72.7:3306,10.244.42.2:3306,10.244.15.2:3306 |
+--------------------------+----------------------------------------------------+
I will post details about this in an upcoming post!