| In a calm way |
SERENELY |
| In an obvious way |
VISIBLY |
| Internet-on-the-tube company, formerly |
WEBTV |
| Jack who quipped 'A funny thing happened to my mother one day: Me' |
PAAR |
| Jimmy Dorsey's 'Maria ___' |
ELENA |
| Leaf-to-branch angle |
AXIL |
| Like ground around a tree |
ROOTY |
| Like some committees |
ADHOC |
| Litigious sort |
SUER |
| Love, Italian-style |
AMORE |
| Mathematical proof letters |
QED |
| Motel posting |
RATES |
| Neighbor of 38-Down: Abbr. |
TENN |
| Novelist Zola |
EMILE |
| Number of coins in the Fontana di Trevi? |
TRE |
| Pal of Tarzan |
APE |
| Part of I.S.B.N.: Abbr. |
INTL |
| Patio parties, briefly |
BBQS |
| Place for a lectern |
DAIS |
| Poker face |
BLANKEXPRESSION |
| Pong maker |
ATARI |
| Prefix with -syncratic |
IDIO |
| Roll of dough |
WAD |
| Scatter, as seed |
STREW |
| Seconds and then thirds |
MORE |
| See 64-Across |
ATWO |
| Slave away |
TOIL |
| Something you can do to the starts of 17-, 21-, 37-, 53- and 60-Across |
DRAW |
| Start of a challenge |
IDARE |
| Syllables before 'di' or 'da' in a Beatles song |
OBLA |
| Teamster's rig |
SEMI |
| To the ___ degree |
NTH |
| Us Weekly rival |
PEOPLE |
| Valuable violin |
AMATI |
| When repeated, a train sound |
CHOO |
| With 'and' and 47-Down, Lawrence Welk's intro |
AONE |
| ___ City (Baghdad district) |
SADR |
| ___ Penh, Cambodia |
PHNOM |